Measurement and Instrumentation
The function of shunt in an ammeter is to

Increase the resistance of ammeter
None of the listed here
By pass the current
Increase the sensitivity of the ammeter

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Measurement and Instrumentation
Consider the following statement - 1. The compensating coil of a low power factor wattmeter compensates the effect of the impedance of the current coil. 2. The compensating coil of a low power factor wattmeter compensates the effect of the impedance of the voltage coil circuit.

 Both 1 and 2 are true.
 1 is true but 2 is false.
  1 is false but 2 is true.
 Both 1 and 2 are false.

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