Microwave Waveguides – 1 – 3

11. When the electric field in a waveguide is perpendicular to the direction of wave propagation, the mode is said to be :

(a) vertical polarization
(b) horizontal polarization
(c) transverse electric
(d) transverse magnetic

ANSWER
Answer : (c)

EXPLANATION
No answer description available for this question. Let us discuss.

12. The main advantage of the two hole directional coupler is :

(a) Low directional coupling
(b) Poor directivity
(c) High SWR
(d) Narrow bandwidth

ANSWER
Answer : (d)

EXPLANATION
No answer description available for this question. Let us discuss.

13. Materials generally preferred for wave guides are :

(a) Brass and aluminium
(b) Cast iron and steel
(c) Non-metallic solids including plastics
(d) All of the above

ANSWER
Answer : (a)

EXPLANATION
No answer description available for this question. Let us discuss.

14. In a waveguide the energy is propagated by :

(a) Voltage different
(b) Current Variations
(c) Varying magnetic fields
(d) Varying magnetic and electric fields

ANSWER
Answer : (d)

EXPLANATION
No answer description available for this question. Let us discuss.

15. The skin effect causes current to flow :

(a) in the centre of the conductor
(b) Near the surface of the conductor
(c) Through central care of the conductor
(d) Uniformly through the conductor

ANSWER
Answer : (b)

EXPLANATION
No answer description available for this question. Let us discuss.

1 2 3 4

Be a Part of The New & Next

MCQs fb  MCQs G+

Share the Knowledge

GATE Total InfoGATE 2019 BooksFree Notes
IES Total InfoIES 2019 BooksFree Mock tests
JAM Total InfoJAM 2019 BooksEngg Diploma
PSUs Total InfoM Tech Total InfoUGC NET Total Info

General Knowledge Books

McqSeries.com is an online forum for multiple choice questions. This forum would be really-really helpful for those candidates who are preparing for examination conducted by Union Public Service Commission (like Civil Services Examination, Engineering Services Examination, Special Class Railway Apprentice, National Defence Academy, Combined Defence Services, etc.), Staff Selection Commission (like Combined Graduate Level, Junior Engineer, Food Corporation of India etc.), various public sector units (like DRDO, DMRC, BARC, BSNL, ONGC, etc.), Graduate Aptitude Test in Engineering, Indian Institute of Technology Entrance Examination etc. and many other national and state level examination.

Leave a Reply

Your email address will not be published. Required fields are marked *

Shares
GATE, IES & PSUs Total Information & GuidanceCheck Here!
Copy Protected by Chetan's WP-Copyprotect.