Which of the following method is used for the measurement of Medium Resistance?

A)
Anderson Bridge
B)
Carey-Foster bridge method
C)
Direct-Deflection method
D)
Kelvin’s double bridge method

Correct Answer : Option (B) :   Carey-Foster bridge method

Explanation : Kelvin’s double bridge method is used for measurement of Low Resistance, Anderson Bridge is not used for measurement of Resistance, and Direct-Deflection method is used for Measurement of High Resistance.

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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