Introduction To Radar – 1 – 1

1. Radar is :

(a) a senor
(b) a transducer
(c) an amplifier
(d) a filter

ANSWER

EXPLANATION

2. Radar X-band is :

(a) 8 GHz – 12 GHz
(b) 4 GHz – 8 GHz
(c) 2 GHz – 4 GHz
(d) 1 GHz – 2 GHz

ANSWER

EXPLANATION

3. Duplexer is :

(a) an oscillator
(b) a microwave switch
(c) an amplifier
(d) an active device

ANSWER

EXPLANATION

4. ECM means :

(a) electronic commutative mechanism
(b) jamming
(c) electronic communication method
(d) electronic communication meeting

ANSWER

EXPLANATION

5. Three dimensional radars determine :

(a) altitude, range and bearing
(b) range, bearing and elevation
(c) elevation, altitude and range
(d) elevation, azimuth and range

ANSWER

EXPLANATION

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