SSC JE Electrical 2019 with solution SET-2
Form Factor × Peak Factor =?

Average Value Maximum Value
Maximum Value/Average Value
RMS Value/Average Value
Maximum Value/RMS Value

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SSC JE Electrical 2019 with solution SET-2
The wattage rating of a single-phase induction motor used as a ceiling fan will be in the range of

50 to 150 W
600 to 800 W
200 to 500 W
10 to 50 W

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SSC JE Electrical 2019 with solution SET-2
Both the main winding and auxiliary winding of a single-phase induction motor is placed on the ______?

Both stator and rotor
Rotor
Stator
Neither stator nor rotor

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SSC JE Electrical 2019 with solution SET-2
The combined inductance of two coils connected in a series is 0.6H and 0.1H, depending on the relative directions of the currents to the coils. If one of the coils when isolated has a self-inductance of 0.2 H, then calculate the natural inductance?

0.015 H
0.125 H
1.5 H
0.15 H

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SSC JE Electrical 2019 with solution SET-2
During the ______ period the power supply to the motor is cut-off and the train is allowed to run due to its own momentum?

Braking
Coasting
Notching up
Free running

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