Measurement and Instrumentation
The coil of a moving iron instrument has a resistance of 500 ohm and inductance of 1 H. It reads 250 V when a 250 V DC is applied. It series resistance is 2000 ohms its reading when fed by 250 V, 50 Hz AC will be

 260 V.
 250 V.
 252 V.
 248 V.

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Measurement and Instrumentation
Why is a MISC meter not recommended for DC measurement?

The error is high due to eddy current effect
The meter is calibrated for AC and it’s error for DC would be high
The error is high due to hysteresis effect
The meter does not respond to DC signals

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