417 - Radar Principles

10 Questions | By Umatilla | Last updated: Jun 13, 2018 | Total Attempts: 160

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There are different types of radar systems. Active radar transmits a signal that is reflected back to the receiver and Passive radar, which depends upon the object sending a signal to the receiver. Test your knowledge on radar systems and functionality by taking the quiz below. Give it your best.

Questions and Answers

1.

What type of search is used extensively as a navigation aid in coastal waters and in poor weather conditions and can detect and determine accurate range and bearing of surface objects and low flying aircraft?
- A.
  
  Surface
- B.
  
  Height
- C.
  
  Air
2.

What provides continuous positional data on a target, and is used as a fire control radar?
3.

Which of the following is not a phase of tracking?
- A.
  
  Designation
- B.
  
  Height
- C.
  
  Acquisition
- D.
  
  Tracking
4.

What guides a missile to it's target?
5.

What type of radar is used to help an aircraft land even in bad weather?
6.

What are three Methods of Transmission?
- A.
  
  Pulse Modulation (PM)
- B.
  
  Frequency Modulation (FM)
- C.
  
  Continuous Wave (CW)
7.

Which RF transmission operates on the principle of the doppler effect (freq. variation) and is the best means of detecting fast moving targets when range and resolution is not required?
- A.
  
  Pulse Modulation
- B.
  
  Frequency Modulation
- C.
  
  Continuous Wave
8.

Which RF transmission radiates RF energy whose freq. continuously increases and decreases from a fixed reference?
- A.
  
  Pulse Modulation
- B.
  
  Frequency Modulation
- C.
  
  Continuous Wave
- D.
  
  Pulse Doppler
9.

Which RF transmission is a modification of pulse modulation, using the doppler effect, and cannot detect stationary effects?
- A.
  
  Pulse Doppler
- B.
  
  Pulse Modulation
- C.
  
  Continuous Wave
- D.
  
  Frequency Modulation
10.

What is determined by transmitter pulse, pulse width, and the recovery time of the duplexer and receiver?

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