SSC JE Electrical 2019 with solution SET-1
 In a transmission line, the voltage regulation is negative whenever receiving end voltage Vs

Half of the sending end voltage
Less than the sending end voltage
Greater than the sending end voltage
Equal to the sending end voltage

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SSC JE Electrical 2019 with solution SET-1
If the field of the synchronous motor is under excited the power factor will be:

Lagging
Leading
Zero
Unity

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SSC JE Electrical 2019 with solution SET-1
 The resistive component of the rotor with resistance R2 offered to the backward rotating flux wave in a single-phase motor runs with slip s is given as

R2 ⁄ S
R2 ⁄ (2 − S)
R2 ⁄ (1 + S)
R2 ⁄ (1 − S)

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