engineering recuitment GATE EE 2023-24 Test Series Electrical and Electronics Measurements Indicating Instruments Electro Dynamometer Type Instruments
A 50 V range spring controlled electrodynamic voltmeter has an initial inductance of 0.25 H, the full-scale deflection torque of 0.4 × 10-4 Nm, and a full-scale deflection current of 50 mA. The difference between dc and 50 Hz ac reading at 50 V if the voltmeter inductance increases uniformly over the full scale of 90° is ______ (in V)
Enter numerical value using the virtual keypad. Round off where necessary.