SSC JE Electrical 2019 with solution SET-1
 If an alternator is operating at unity power factor, then its terminal voltage is

Equal to the induced EMF, with zero voltage regulation
Less than the induced EMF, with negative regulation
Greater than the induced EMF, with negative voltage regulation
Less than the induced EMF, with positive voltage regulation

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SSC JE Electrical 2019 with solution SET-1
 The amount of AC content present in the DC output of a rectifier is given by

Form factor
Peak factor
Power factor
Ripple factor

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SSC JE Electrical 2019 with solution SET-1
 In an AC network, the load connected is (10 + j10). The phase relation between the voltage applied and the current through the load is:

Voltage leads current by 45°
Voltage and current are in phase with each other
Voltage lags current by 30°
Voltage lags current by 45°

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SSC JE Electrical 2019 with solution SET-1
 Which motor is referred to as a universal motor?

Series
Synchronous
Shunt
Single-phase induction

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