Which of the following is the main device used in the linear ramp technique?

A)
linear ramp
B)
non-linear ramp
C)
asymptotic ramp
D)
exponential ramp

Correct Answer : Option (A) :   linear ramp

Explanation : The linear ramp technique essentially consists of a linear ramp. It is either positive or negative going. Range of the linear ramp varies from –12 V to +12 V. Base range varies from –10 V to +10 V.

Recently Updated in Measurements and Instrumentation Questions
In measurements using strain gauge, the dummy strain gauge is used to
A)
compensate for error in voltmeter
B)
compensate for change in temperature
C)
compensate for resistance of strain gauge
D)
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
A)
all coils are in parallel
B)
the coils are in series-parallel
C)
all the coils are in series
D)
None of the above

Correct Answer :   all the coils are in series

A permanent magnet moving coil measures
A)
dc value
B)
peak value
C)
true rms value
D)
rms plus dc value

Correct Answer :   dc value

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