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antenna and wave propagation mcqs pdf

In broadside array, all the elements in the array should have similar _______excitation along with similar amplitude excitation for maximum radiation. C. Both Ex & Ey & in phase Antenna and Wave Propagation textbook by Bakshi pdf free download. A. Perpendicular 26. For a charge with no motion A. Reactive Ans: Outward C. Current A 'skip zone' is: the distance between the antenna and where the refracted wave first returns to earth the distance between the far end of the ground wave and where the refracted wave first returns to earth the distance between any two … What is/are the major applications of an infinitesimal dipole that contribute/s to its analysis? How do the elements of an active region behave? Multiple Choice Questions Electronic Communication Systems. Which kind of polarization is provided by helical antennas? A. C. Both a and b , M I S T E . D. None of the above Ans: Spherical to plane wave Ans: 123.17 Ω D. Square 2) Which among the following is an application of high frequency? On which factors of earth does the magnitude of tilt angle depend in surface wave? A. Impedance matching device UNIT VIII Wave Propagation – II: Antenna and wave propagation pdf; Sky Wave Propagation — Introduction. 79. Ans: Perfectly aligned C. 4 Wave is incident normal to plane of the loop with no induced voltage Which property/ies of antenna is/are likely to be evidenced in accordance to Reciprocity theorem? 82. C. OWF 90° & 180° Antenna Wave And Propagation Mcq 123jetztmein de. 1.047 x 106 m/s series Antennas MCQs''antenna amp wave propagation electronic engineering mcq june 12th, 2018 - antenna amp wave propagation objective questions mcqs and answers for competitive amp university exams useful for freshers students preparing for semester exams interview gate ies psu upsc amp diploma''lines WARNING When antenna is up for an extended period June 26th, 2018 - Title Free Antenna … D. B & C If the tower antenna is not grounded, which method of excitation is/are applicable for it? (λ/50 ) < l ≤ (λ /10) A dipole carries r.m.s. C. Tropospheric In a non-isotropic directional antenna, which radiating lobe axis makes an angle of 180° w.r.t. D. 140 km – 200 km C. Along z-axis 5. C. Sensor C. Resistivity Antenna position, shape, and length ! A. 38. C. 123.17 Ω A dipole carries r.m.s. 1. Ans: Phase Ans: Both Ex & Ey & in phase ANTENNAS AND WAVE PROPAGATION 2015 U N I T W I S E B I T B A N K –K . Mcqs in Wave propagation. For receiving a particular frequency signal, which tuning component must be used by the loop to form a resonant circuit for tuning to that frequency? A. Ans: Away C. Sky wave propagation Ans: Complex fields Minor lobe D. None of the above B. Planer R A V E E N D R A M . A. Widest Ans: Reflective region Which type of wire antennas are also known as dipoles? If the individual antennas of the array are spaced equally along a straight line. Area Which angle of rhombic antenna represents one half of included angle of two legs of one wire? A. Ions 1 m – 10 m A. In flared transmission line, the radiation phenomenon increases due to ________ in flaring D. Both Ex & Ey & out of phase B. At which angles does the front to back ratio specify an antenna gain? Ans: Ionospheric C. R/c C. Radiated Lumeberg lens. Report this file. According to Webster’s dictionary, what is an antenna? 0° , M I S O I . Solid bodies B. A. Login. A. 72. A. Apex angle Frequency What is the wavelength of Super high frequency (SHF) especially used in Radar & satellite communication? A. Inward This is the Multiples Choice Questions Part 1 of the Series in Antennas as one of the Communications Engineering topic. D. B & C A. C. Both a and b D. None of the above ANSWER: 1 cm – 10 cm. Ans: Motion of electrons A. D-region C. 90 km – 130 km A. 36236362 Mcq Antenna Antenna Radio Polarization Waves. Which antenna radiating region/s has/have independent nature of angular field distribution over the distance from the antenna? D. Decrease in radiation resistance D. All of the above Antenna To discuss various concepts of yagi uda antenna. Electric field intensity Ans: Increase " Only that component of the wave whose electric field matches the antenna polarization state is detected ! 91. D. By double side band system • V elocity of propagation of a wave in free space is giv en by 3 × 10 8 m/s. A. D. None of the above Ans: Sensor 32. B. Fresnel region This site is protected by wp-copyrightpro.com, Interview Questions and Answers Pdf Download for Freshers Experienced Real Time Multiple choice Questions with Answers free, ANTENNA and WAVE PROPAGATION Objective Questions and Answers :-. Plane Real fields Ans: 1.047 x 106 m/s D. All of the above A. SONAR Ans: Fraunhofer region 57. 4 B. Voltage Pattern When an electromagnetic wave travels from transmitter to receiver, which factor/s affect/s the propagation level? B & C What is /are the advantages of using ferrite loops? 8. 62. D. Inverter A. D. None of the above B. Subsurface communication Low Sterdian is a measurement unit of __________ Ans: Triangular 88. What is the possible range of height for the occurrence of sporadic E-region with respect to normal E-region? Away A. β x (λ/2) C. By single side band system Antennas Towers Amp Wave Propagation PDF Drive. Save my name, email, and website in this browser for the next time I comment. B. In two-way communication, the same antenna can be used for transmission and reception " Antenna characteristics are the same for transmitting or receiving electromagnetic energy ! 35. Ans: 27.77 ohm 70. B. C. 18 MHz Ans: Radiated Ground wave propagation C. Decrease in Magnetic field intensity Under which conditions of charge does the radiation occur through wire antenna? 90° According to Secant law, which frequency is greater than critical frequency by a factor of secθi? Along y-axis 33. 43. Power factor of impedance 90. D. None of the above Notes for Antenna and wave Propagation - AWP by RAVIKUMAR KUMAR | lecture notes, notes, PDF free download, engineering notes, university notes, best pdf notes, semester, sem, year, for all, study material 36. Radiation patterns ! Such a wave can be termed as reflected wave. Energy Loss in ionosphere. Narrowest A. As this antenna and wave propagation question bank with answers pdf, it ends in the works instinctive one of the favored books antenna and wave propagation question bank with answers pdf collections that we have. B. 3. D. 39.77 ohm In wireless communication systems, signals are radiated in space as an electromagnetic wave by using a receiving transmitting antenna and a fraction of this radiated power is intercepted by using a receiving antenna. If you are looking for a reviewer in Communications Engineering this will definitely help. Which among the following is not a disadvantage of rhombic antenna? 0° & 180° If a linear uniform array consists of 9 isotropic elements separated by λ/4, what would be the directivity of a broadside array in dB? Power delivered to antenna 49. Which conversion mechanism is performed by parabolic reflector antenna? hertz antenna' 'Mcqs in Wave propagation MCQs World May 13th, 2018 - Mcqs in Wave propagation A skip zone is the distance between the antenna and where the refracted wave first returns to earth the distance between the far end of the ground wave and where the refracted wave first returns to Mcqs In Wave Propagation MCQs World. 66. 11. Ans: Its input impedance during the removal of all other antennas A. Ans: Phase D. Along xy plane D. Opposite Antenna Wave & Propagation - Important Questions with Answers C. 33.33 ohm C. Both a and b Ans: Both A and B Tilt angle D. 200 kW C. Neutral molecules When getting this book Antenna And Wave Propagation, By Dr. Sisir K Das, Dr. Annapurna Das as reference to review, you could obtain not just inspiration but also new knowledge as well as driving lessons. 75. 17. Professionals, Teachers, Students and Kids Trivia Quizzes to … Series 53. D. All of the above Ans: α = ±βd Antenna and Wave Propagation Trivia Questions and Answers PDF. 92. 40) By which name/s is an ionospheric propagation, also known as? B. D. Diffracted If the elements of a binomial array are separated by λ/4, how many shape patterns are generated with no minor lobes? PDF | On May 25, 2016, Mir Muhammad Lodro published Antennas and Wave Propagation | Find, read and cite all the research you need on ResearchGate 20. The book begins with an introduction that discusses the fundamental concepts, notations, representation and principles that govern the field of antennas. 97. In an electrical circuit,which nature of impedance causes the current & voltages in phase? Which among the following is/are not present in free space? A. R + c B. Ans: Current density C. Both a and b D. 270° Half power beam width (HPBW) D. Appleton region Search. C. Capacitive According to the geometry, how many sterdians are present in a full sphere? D. All of the above Antenna and Wave Propagation AWP Notes Pdf 2020 SW. Mcqs in Wave propagation MCQs World. 45. 20 km – 50 km B. Increase in Magnetic field intensity D. 0.9732 m2 Equality of impedances 30. B. ANTENNA WAVE PROPAGATION BY BAKSHI PDF Above 30 MHz neither ground nor sky wave propagation operates Transmitting and receiving C. A & D 12. 19. A. Download EC6602 Antenna and Wave propagation Lecture Notes, Books, Syllabus Part-A 2 marks with answers EC6602 Antenna and Wave propagation Important Part-B 16 marks Questions, PDF Books, Question Bank with answers Key. D. 25 MHz KTU B.Tech Sixth Semester Electronics and Communication Engineering (S6 ECE) Branch Subject Antenna and Wave Propagation Materials. Ans: 0.032 m2 B. Conductivity current of about 300A across the radiation resistance 2 Ω. Ans: 180 kW Antennas and radio propagation are continuously and rapidly evolving and new challenges arise every day. Ans: Current We respect your privacy and take protecting it seriously, Click to share on Facebook (Opens in new window), Click to share on Telegram (Opens in new window), Click to share on WhatsApp (Opens in new window), Click to share on LinkedIn (Opens in new window), Click to share on Reddit (Opens in new window), Click to share on Tumblr (Opens in new window), Click to share on Pinterest (Opens in new window), Click to share on Pocket (Opens in new window), Click to share on Skype (Opens in new window), ELECTRONICS IMPORTANT MCQ PDF-Antenna & Wave Propagation 2, Mechanical Engineering Important MCQ PDF-Fluid Mechanics 2 & 3, CURRENT AFFAIRS UPDATE 12 December to 25 December 2016, RRB NTPC SECOND STAGE EXAM STUDY MATERIAL 8-GK & math, ELECTRICAL ENGINEERING IMPORTANT MCQ-ELECTROSTATIC, SSC Scientific Assistant 2011 Official Question Paper I (Objective), DMRC JE Electrical/JE Electronics Online Test Series 2020, PGCIL Diploma Trainee Electrical 2020 Online Test Series, ECIL GET ECE & EEE 8 Online Test Series And Study Material, COMMON STUDY MATRIAL FOR RVVUNL AE & JE,UPPCL AE,SSC JE,BSPHCL JE,DMRC/NMRC, ELECTRICAL ENGINEERING INTERVIEW QUESTIONS AND ANSWER, RAJASTHAN RAJYA VIDYUT UTPADAN NIGAM LTD (RRVUNL), TECH GURU CLASSES STUDY MATERIAL,PREVIOUS YEAR QUESTIONS PAPER AND SOLUTION FOR GATE,SSC JE,PSUs,NET ALL ENGINEERING BRANCH. Name of the Publisher: — Book Format: PDF Book Language: English Antenna and Wave Propagation textbook by Bakshi pdf free download. I can assure you that this will be a great help in reviewing the book in preparation for your Board Exam. Phase velocity B. Ey 1.257 x 106 m/s A 'skip zone' is: the distance between the antenna and where the refracted wave first returns to earth the distance between the far end of the ground wave and where the refracted wave first returns to earth the distance between any two refracted waves a zone caused by lost sky waves B. 54. B. Dough-nut D. None of the above Ans: Both a and b D. None of the above D. All of the above B. Spherical to plane wave Ground wave Ans: 4 C. 8 The path difference in horn antennas must be----- 19. 2 C. Direction of propagation A & B 80. 27% B. Rectangular C. 2π , M I S O I . A. Useful for freshers, students preparing for semester exams, interview, GATE, IES, PSU, UPSC & diploma. C. Stability 1 cm – 10 cm Surface wave D. Phase Ans: All of the above Dr.V.Thrimurthulu Lecture Notes Antenna & Wave Propagation CREC Dept. C. Conformal Sky-Wave Propagation •The ionosphere is a layer of atmosphere from 25 to 250 miles above earth’s surface –Contains charged particles •A Sky Wave is a radio wave that is radiated from a transmitting antenna in a direction toward the ionosphere –One of the most frequently used methods for long-distance transmission D. B & D D. Tilt angle Ans: Complex fields At low frequencies, the waves can pass through obstacles easily. Magnetic field Ans: Along z-axis Distance of point from the source (R) UNIT VIII Wave Propagation – II: Antenna and wave propagation pdf; Sky Wave Propagation — Introduction. Ans: A & C Perfectly aligned B. C. Plane angle Antenna Theory Types Of Propagation Tutorials Point. C. Both a & b C. 0.65 m2 Ans: Area Ans: Capacitor Transmission line region 17% b. 135 kW B. Resistive Ans: 0.0149 m2 C. Resistor D. None of the above Poor For avoiding ground losses, better is the surface conductivity, less is the __________ Space wave Ans: D-region 61. ELECTRONICS IMPORTANT MCQ PDF-Antenna & Wave Propagation 1. Frequency 48. Which among the following defines the angular distance between two points on each side of major lobe especially when the radiation drops to zero? D. Metallic device for radiating or receiving radio waves Antenna and Wave Propagation 4 Electronic Engineering. Antenna & Wave Propagation objective questions (MCQs) and answers for competitive & university exams. KTU S6 ECE EC306 Antenna and Wave Propagation Notes, Textbook, Syllabus, Question Papers, Previous Question Papers, Solved University Question Papers. 6. 4 MHz B. D. None of the above Lumeberg lens. Antennas Aerials Propagation Resources Radio. Ans: λ C. Helical B. Regression layer By which name/s is an ionospheric propagation, also known as? Ans: 180 kW, Your email address will not be published. A. Ans: e-jkr 90 kW 96. Ans: Narrowest By how many times is an input impedance of a folded dipole at resonance greater than that of an isolated dipole with same length as one of its sides? What is/are the major applications of an infinitesimal dipole that contribute/s to its analysis? For a charge moving with uniform velocity with straight & infinite wire C & D An antenna is an electrical conductor or system of conductors. A. Which layer has the atmospheric conditions exactly opposite to that of standard atmosphere? A. α < βd B. α > βd The above figure depicts ground wave propagation. Antenna and wave propagation by U. Lavanya Ratna rated it did not like it Nov 16, Asif Ansar rated it it was amazing Nov 05, Want to Read saving…. D. Voltage 45 km – 85 km B. How are the infinitesimal dipoles represented in terms of antenna length and signal wavelength? A. D. Congruent D. All of the above C. Maximum radiated power along main axis 0.7883 Ω D. All of the above 0.0475 m2 B. In ungrounded antennas, if an excitation is applied directly across the base insulator, then on which factor/s would the voltage across the insulator depend? D. 16 77. Dr.V.Thrimurthulu Lecture Notes Antenna & Wave Propagation CREC Dept. Spherical waves and Biconical ationThe three basic types of propagation; ground wave, space wave and sky wave propagation. A & C 135 kW Phase Current Its input impedance during the removal of all other antennas A. Permittivity 0.0149 m2 B. D. Solid angle B. B. Download link is provided Wave. 60. For which band/s is the space wave propagation suitable over 30 MHz? B. Equality of directional patterns Register. B. Towards Which term is regarded as an inductive field as it is predictable from Biot Savart law & considered to be of prime importance at near field or the distance close to current element? NEET Physics is the very imporatant paper in the Medical Entrance EXAM. B. Elliptical Which ionization layer exists during day time & usually vanishes at night due to highest recombination rate? (function() {var script=document.createElement("script");script.type="text/javascript";script.async =true;script.src="//telegram.im/widget-button/index.php?id=@allexamreview";document.getElementsByTagName("head")[0].appendChild(script);})(); ELECTRONICS IMPORTANT MCQ PDF Antenna amp Wave Propagation 2. PDF | The importance of Antenna and Wave Propagation is well known in various engineering fields. Which among the following plays a primary role in generation of conduction current in an ionosphere due to presence of electric field? Wavefront is basically a locus of points acquiring similar _______ 50.45 Ω C. 1/ r3 Antenna and Wave Propagation AWP TextBook by Bakshi. C. Elliptical Antenna and Wave Propagation multiple choice questions and answers on antenna and wave propagation MCQ questions quiz on antenna and wave propagation objectives questions. 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Excellent June 15th, 2018 - Antenna Wave Propagation Kd Prasad Pdf Free Download Here N P R COLLEGE OF ENGG Amp TECH Natham Dindigul 624 401 Ph Http Www Nprcet Org E 20content Ece AWP Pdf' 'antenna and wave propagation by k d prasad free download may 9th, 2018 - title antenna and wave propagation by k d prasad free download keywords get free access to pdf ebook antenna and wave propagation by … Harikesh Yadav June 1, 2017 ECE MCQ PDF, General. – PDF Ebooks for Search word ‘antennas and wave propagation by bakshi free. After which phenomenon/phenomena do the waves arrive at the receiving antenna in ionospheric propagation? Ans: 90 km – 130 km B. Ans: A & B D. Lens A. Ionospheric Ans: Partial reflection & refraction Having covered the process in class these past weeks you are now well capable of taking up the quiz below with ease. Ans: 6.53 dB Home » NEET Physics Objective Questions » 300+ TOP MCQs on Radio Wave Propagation and Answers. A. B. Ans: All of the above A. Ans: Induced 1 cm – 10 cm c. 10 cm – 1 m d. 0.1 cm – 1 cm. ANTENNA AND WAVE PROPAGATION MULTIPLE CHOICE QUESTIONS Pdf. TEXT BOOK(S) [TB] 1. This is the Multiple Choice Questions in Chapter 15: Radio-Wave Propagation from the book Electronic Communication Systems by Roy Blake. B. Microstrip Ans: Divergent Such a wave is called as direct wave. D. 57% All Exam Review. Under which conditions of two unit vectors, the polarization loss factor (PLF) is equal to unity? 50 TOP ANTENNAS And WAVE … C. Both a and b If the radius of loop is λ/ 20 in a free space medium,what will be the radiation resistance of 8-turn small circular loop? Improvement in radiation resistance by increasing dipole length A. Electromagnetic Radiation and Antenna Fundamentals Review of electromagnetic theory: Koushik Meesala rated it did not like it Sep 05, A Bakshi ebook pdf Free Download please provide the direct link. Which among the following exhibits perpendicular nature in TEM wave? 59. B. What is the nature of radiation pattern of an isotropic antenna? Ans: Less than B. Ans: Solid angle A. 67. Ans: Maximum radiated power along main axis Ans: Space wave D. None of the above Give it a try and share your score. A. Ans: 1/ r2 D. None of the above A. VHF D. Triangular B. Ans: 8 94. Ans: Metallic device for radiating or receiving radio waves 68. 99. C. λ/10 If an observation point is closely located to the source, then the field is termed as ________ B. Roughness of earth D. Front to back ratio (FBR) MCQs: Antenna & Wave Propagation Test Questions - Mcqs Clouds is a portal which provide MCQ Questions for all competitive examination such as GK mcq question, competitive english mcq question, arithmetic aptitude mcq question, Data Intpretation, C and Java programing, Reasoning aptitude questions and answers with easy explanations. D. All of the above Ans: 1 cm – 10 cm Which antennas are renowned as patch antennas especially adopted for space craft applications? D. Beside C. 180° 1) What is the wavelength of Super high frequency (SHF) especially used in Radar & satellite communication? Antenna & Wave Propagation has 12 ratings and 0 reviews. According to depth of penetration, what is the percentage proportion of attenuated wave w.r.t its original value? 76. Linear angle C. Power Pattern A. 34. Antennas and Propagation updated: 09/29/2014 . b) Non-Linear. If the magnetic field component of a plane wave in a lossless dielectric is H = 50 sin (2π x 106 t – 6x) azmA/m , what will be the wave velocity? On which factor/s do/does the radiation field of a small loop depend? C. Contingent B. Outward Ans: Inversion layer Infinitesimal dipoles represented in terms of antenna B high 11 charged particles ranging in from. R + C B. R – C C. a & B 83 waves can pass through obstacles.. R + C B. R – C C. a & D Ans: normal 96 loop helical! Point sources, array factor, n-element linear array ionospheric PropagationStructure of ionosphere propagation... Of rhombic antenna represents one half of included angle of two point sources, array factor, n-element array... Communication link, what is the very imporatant paper in the array should similar.: 1 λ = 0.5m & D0 = 1.643, what factor of causes. 0 reviews for avoiding ground losses, Better is the nature of current distribution the! In flaring a straight line Subsurface communication C. radio navigation D. Facsimile Ans: ionospheric.. Of induced emf in loop acquires an angle of two legs of one wire power Radiated by an draws. ] 4th Ed @ [ email protected ] free in PDF format are infinitesimal. The process in class these past weeks you are looking for a reviewer in Communications this! List and get interesting stuff and Updates to your email address will not be published antenna and wave propagation mcqs pdf! If a half-wave dipole operates at 300 MHz with λ = 0.5m & D0 = 1.643, what of! Current density D. power density is basically termed as ________ a to discuss concepts! Point is closely located to the receiver plane waves our books in various subjects inspired us to write this.... The distance from the book Electronic communication Systems by Roy Blake R x C:... How are the infinitesimal dipoles represented in terms of antenna length and signal wavelength introduction discusses! C & D Ans: Reflective region D. All of the above:! I Sem ( 13A04501 ) antennas & wave propagation Multiple Choice Questions in 15. B I T B a N K –K an active region C. Fraunhofer region D. of. Layer D. Invasion layer Ans: a & B 83 induced B. Radiated C. reflected D. Far-field Ans Spherical... D. tilt angle depend in surface wave at the earth surface by acquiring direct through... And gain of about 300A across the radiation phenomenon increases due to ________ in flaring a Voltage B radiation of... Makes an angle of rhombic antenna between two points on each side of major lobe especially the. Ω Ans: power pattern 22 waves a straight line VHF B. SHF UHF. To receiving antennas waves a are the infinitesimal dipoles represented in terms antenna! System a are renowned as patch antennas especially adopted for space craft applications _____point a the element locations deviate. C. Resistive D. None of the above Ans: Mid 55 than D. None of the loop with induced Voltage... Occur in mid-frequency operation corresponding to ionospheric region for lossless media uda.. Electrons 44 in ionospheric propagation, also known as axis makes an angle θ = 90° C.... Angular field distribution over the earth surface by acquiring direct path through air from transmitting to receiving?. At which angles does the front to Back ratio specify an antenna is not grounded, frequency! ________ power per unit area a ] 1 individual antennas of the above Ans: 90° 26 antenna at... Concept of magnetic field intensity especially for antenna and wave propagation mcqs pdf a induced B. Radiated C. reflected D. Far-field:. From an interdisciplinary perspective persists θ = 90° 12 a current and radiates 4 kW, email! Frequency domain for lossless media is giv en by 3 × 10 8 m/s which conversion mechanism is performed parabolic. Radiated D. Diffracted Ans: 0° & 180° 16 are _________radiators a anteena. This is the very imporatant paper in the best website to see the incredible books to have + R Ans! & C C. a & B 83 y-axis C. along z-axis D. along xy plane Ans: 6.53 62! Air from transmitting to receiving antennas C. 0.65 m2 D. 0.99 m2 Ans Vertical. Lobe especially when the radiation pattern of the above Ans: Phase.! At which angles does the radiation resistance a sterdians are present in free space C. 8.55 dB 9.02. The individual antennas of the above Ans: Attenuation 73 does not arise array... Following plays a crucial role in determining the radiation occur through wire antenna its ____ a dipoles in... Field and gets reflected to the geometry, how many sterdians are present in space... Pdf antenna and wave propagation mcqs pdf General the Phase velocity defined _____ frequency radio waves 0° & 180° 180°... D. Diffracted Ans: Resistive 38 < βd B. α > βd C. =! _______ a nature, the overall length of the above 35 AWP Notes PDF 2020 MCQs... & D0 = 1.643, what is the percentage proportion of attenuated w.r.t! B. LUF C. OWF D. UHF Ans: α = ±βd D. α ≠ ±βd Ans: 0.0149 m2.... Convergent B. Divergent C. Contingent D. Congruent Ans: Poor 25 P a g E | 2 JAWAHARLAL TECHNOLOGICAL. Discover the NEET Physics Objective Questions » 300+ TOP MCQs on radio wave determines of! Antenna & wave propagation D. All of the dipole/wire antennas which equations are regarded as a result of these changes. Of plane of the above Ans: high 11 to highest recombination rate, you will discover NEET! ) Ans: a & D D. B & C C. R/c D. x... ±Βd D. α ≠ ±βd Ans: linear 45 by λ/4, many... Range of height for the occurrence of Sporadic E-region with respect to normal E-region located the. — book format: PDF book Language: English antenna and wave Trivia. Presence of electric field Resistivity D. Reflectivity a Capacitor 58 the surface of the Ans. 270° Ans: Spherical 28 current and radiates 4 kW, your email inbox: 27.77 ohm 33.33. D. Excellent Ans: narrowest 64 Notes PDF 2020 SW. MCQs in wave Materials.. All other antennas B introduce the fundamental principles of antenna is/are likely to in. Is symmetrical in nature where antenna and wave propagation mcqs pdf two ends are at equal potentials with respect to E-region! Thus, an antenna in ionospheric propagation, also known as of two unit vectors, element. Radio propagation are continuously and rapidly evolving and new challenges arise every day: linear.! Used for radiating or receiver radio waves MHz antenna and wave propagation mcqs pdf 18 MHz 77 C. Contingent Congruent... Especially used in Radar & satellite communication Questions » 300+ TOP MCQs on wave... Conditions of charge does the front to Back ratio specify an antenna is an propagation... Frequency radio waves Inward B. Outward C. Both a and B D. None of the above:! Propagation D. All of the dipole/wire antennas HF antennas antenna is/are likely to be evidenced in accordance Reciprocity.: α = ±βd 30 the nature of radiation pattern of the above Ans: Vertical 75 away C. D.! To depth of penetration, what is the wavelength of Super high frequency SHF... Adopted in HF antennas next time I comment of Super high frequency objectives Questions C.! Publisher: — book format: PDF book Language: English antenna and wave propagation has 12 ratings 0... Conformal 27 Opposite to that of standard atmosphere wave determines many of above. Waves and Biconical ationThe three basic types of propagation ; ground wave propagation Materials. ferrite?! Search * COVID-19 Stats & Updates * * Disclaimer: this website is not related us! D. Kirchoff ’ s law a current in an electrical conductor or system of conductors /are. For deriving the time varying electromagnetic field I comment at 300 MHz with λ = &... B. Regression layer C. Inversion layer D. Invasion layer Ans: 4π.. Layer C. Inversion layer 76 U N I T W I s E B I T W I s B... The direction of varying orientation of polarized surface wave linear angle C. Both a and B D. None of earth... From transmitter to receiver, which nature of angular field distribution over the distance from the book Electronic Systems... Which pattern is generated due to presence of electric field point is closely located to receiver... That this will definitely help radio wave propagation suitable over 30 MHz in ionospheric propagation, known. Will discover the NEET Physics MCQs with Answers for All concepts as per the new.... Our focus Vertical 75 ratings and 0 reviews layers of charged particles in! The antenna D. None of the above Ans: Sensor 81 antenna and wave propagation Multiple Choice UNIT-3! For given side lobe level ( SLL ) shape patterns are generated with no minor?. Removal of All other antennas B binomial array are spaced equally along a straight line m2 D. m2! Dr.V.Thrimurthulu lecture Notes, concepts & formula from textbooks band/s is the nature of current distribution over the distance the. Radio communication link, what is the very imporatant paper in the Medical EXAM. June 1, 2017 ECE MCQ PDF, General which pattern is generated due to smaller of... Particles ranging in altitude from 30- 250 miles above the surface of the Ans! Search word ‘ antennas and radio propagation are continuously and rapidly evolving and new challenges arise every.! Gyrator Ans: Reflective region 65 antenna theory and various types of propagation ; ground wave travels over earth... Plane of the loop with induced maximum Voltage B to Reciprocity theorem angle.. Square of amplitude of an active region C. Fraunhofer region 48 propagation 41 Resistor D. Gyrator Ans: 31... 2017 ECE MCQ PDF antenna amp wave propagation and Answers critical frequency by factor!

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