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Prateek Asked :

02-10-2021 Antennas

Q. In which of the following scanning the phase of the radiators varies incrementally for scan?

A. Phase scanning
B. Frequency scanning
C. IF scanning
D. Beam forming

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Dapzoi Verified
Commented on 2021-10-02 11:32:23 (IST)
Answer: A

Explanation: In phased array radar a single radiator is used to feed antenna with different phase shifts and thus the desired beam width is obtained. In phase scanning the phase shifters are used and radiators have different phases.