Introduction To Radar – 1 – 8

36. Radar altimeter is used for measurement of :

(a) height
(b) speed
(c) range
(d) bearing

37. MST radar is used for :

(a) remote sensing
(b) weather forecasting
(c) fire controlling
(d) speed trapping

38. Correlation is :

(a) the process of matching two waveforms
(b) an algorithm
(c) a matched filter
(d) the process of integration

39. Grating lobes are :

(a) desirable
(b) undesirable
(c) used in point communications
(d) used in weather forecast radars

40. Phased array radar is used for :

(a) fast scanning
(b) non-scanning only
(c) weather forecasting
(d) speed trapping

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