railway RRB JE (CBT I + CBT II) Mock Test 2024 Electrical and Electronics Measurements Measurement of Energy
Some special features are incorporated in an electrodynamometer wattmeter to make it a low power factor type wattmeter. Identify which of the following is NOT one of the features.
1
Compensation for current coil voltage
2
Compensation for pressure coil inductance
3
Compensation for pressure coil current
4
Small control torque