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

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SSC JE Electrical 2019 with solution SET-1
_____ is NOT a component in a thermal power plant

Economizer
Boiler
Chimney
Reactor

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SSC JE Electrical 2019 with solution SET-1
 Which of the following plants experiences chain reactions?

Gas power plant
Thermal power plant
Hydro-electric power plant
Nuclear power plant

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

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