The channel required for FM telemetry is - Measurements and Instrumentation

Electronics and Communication Engineering (ECE) : Measurements and Instrumentation - Quiz(MCQ)

The channel required for FM telemetry is

same as required for AM telemetry

smaller than that required by AM telemetry

10 times that required for AM telemetry

100 times that required for AM telemetry

Correct Answer : Option (D) : 100 times that required for AM telemetry

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In measurements using strain gauge, the dummy strain gauge is used to

compensate for error in voltmeter

compensate for change in temperature

compensate for resistance of strain gauge

compensate for error due to change in voltage of battery

Correct Answer : compensate for change in temperature

A CT is used to feed current coils of wattmeter, energy meter, power factor meter and an ammeter. Then

all coils are in parallel

the coils are in series-parallel

all the coils are in series

None of the above

Correct Answer : all the coils are in series

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dc value

peak value

true rms value

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Correct Answer : dc value