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ECE · Q178

Satellite Communication

Engineering and GATE · ECE · question 178

Q178

Relationship between Doppler frequency shifts of two radars A and B having 0.1 foot and 0.05 foot wave-lengths, approaching the target at 1000 feet per second and 2000 feet per second rate, respectively, will be

A.
Doppler frequency shift of radar A will be one-fourth of Doppler frequency shift of radar B
Answer
B.
Doppler frequency shift of radar A will be one-half of Doppler frequency shift of radar B
C.
Doppler frequency shift of radar A will be double of Doppler frequency shift of radar B
D.
Doppler frequency shifts of radar A and radar B will be same

Answer: Option A

Solution

Answer: Option A
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