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If the target is changing continuously, then the best scanning system for correct tracking is _________

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If the target is changing continuously, then the best scanning system for correct tracking is _________

(a) monopulse

(b) conical

(c) lobe switching

(d) sequential

I had been asked this question by my school teacher while I was bunking the class.

This intriguing question comes from Single Side Band Transmission topic in division SSB Modulation of Analog Communications

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Right choice is (a) monopulse

The explanation: If the targeting area is changing continuously then it is better to use monopulse scanning system for accurate tracking as it avoids the problems in conical scanning systems, which often arise due to rapid change in signal strength.

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