• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Microwave Communication

Microwave Communication
Which of the following is used as a high power microwave oscillator?

Klystron
Magnetron
Reflex-klystron
Thyratron

ANSWER DOWNLOAD EXAMIANS APP

Microwave Communication
A Class-S Emergency Position-Indicating Radio Beacon (E.P.I.R.B)

May be tested during the first five minutes of any hour
Must have its battery replaced after emergency use
Must be capable of floating or being secured to a survival
All of these

ANSWER DOWNLOAD EXAMIANS APP

Microwave Communication
What ferrite device can be used instead of duplexer of isolate microwave transmitter and receiver when both are connected to the same antenna?

Magnetron
Simplex
Circulator
Isolator

ANSWER DOWNLOAD EXAMIANS APP

Microwave Communication
Which of the following is used as an oscillator device in the SHF band?

Thyratron tube
Klystron tube
Both B and C
Tunnel diode

ANSWER DOWNLOAD EXAMIANS APP

Microwave Communication
It is possible to increase the maximum range of a radar equipment by

Narrowing the beam width and increasing the pulse duration
All of these
Lowering the pulse frequency
Raising the peak power of the transmitter

ANSWER DOWNLOAD EXAMIANS APP

Microwave Communication
The antenna separations (in meters) required for optimum operation of a space diversity system can be calculated from:where R = effective earth radius (m) and L = path length (m)

S = λR/RL
S = 3λR/L
S = λR/L
S = 2λR/L

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Microwave Communication

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑