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

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SSC JE Electrical 2019 with solution SET-1
Find H = _____ A/m at the center of a circular coil of diameter 1 m and carrying a current of 2A

1 A/m
8 A/m
2 A/m
4 A/m

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