SSC JE Electrical 2018 with solution SET-1
 Determine the reluctance (in Amp-turns/Wb) of a coil, when the flux through the coil is 15 Wb and the produced MMF is 30 Amp-turns

2
3
1
4

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SSC JE Electrical 2018 with solution SET-1
If the centrifugal switch does not open at 70 to 80 percent of a synchronous speed of the motor, it would result in

Overloading of running winding
None of these
Damage to the starting winding
Damage to the centrifugal switch

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SSC JE Electrical 2018 with solution SET-1
 A zero watt Lamp consumes

About 5 to 7 W power
About 15 to 20 W power
About 25 to 30 W  Power
No power

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