SSC JE Electrical 2019 with solution SET-1
 Hysteresis loss is NOT a function of

Ambient temperature
Steinmetz co-efficient of material
Frequency
The volume of a material

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SSC JE Electrical 2019 with solution SET-1
 H = ____is the expression for the magnetic field due to an infinite linear current-carrying conductor

(I ⁄ 2Πr) A/m
(μI ⁄ 2Πr) A/m
(μI ⁄ 2r) A/m
(I ⁄ 2r) A/m

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SSC JE Electrical 2019 with solution SET-1
 What is the reason behind using a centrifugal switch in a single-phase induction motor?

To improve the starting performance of the motor
To cut-off the starting winding at an appropriate instant
To protect the motor from overloading
To out in the capacitor during running conditions

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

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

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