Home / Advanced Radars – 1 – 3

Advanced Radars – 1 – 3

11. Delay line canceller :

(a) improves SNR
(b) rejects stationary clutter at zero frequency
(c) amplifies the echo
(d) is a frequency domain filter

Answer
Answer : (b)

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

12. PIN diode resembles :

(a) a lowloss capacitor
(b) a PN diode
(c) a tunnel diode
(d) a zener diode

Answer
Answer : (a)

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

13. ‘LIDAR’ menans :

(a) light direction and ranging
(b) light detection and ranging
(c) linear detection and ranging
(d) linear direction and ranging

Answer
Answer : (b)

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

14. ‘MST’ radar is used :

(a) to measure speed of automobile
(b) to find cloud base altitudes
(c) to map the ground
(d) for surface search

Answer
Answer : (b)

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

15. ‘SAR’ is used :

(a) in remote sensing
(b) for weather forecasting
(c) in fire control
(d) in missile control

Answer
Answer : (a)

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

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