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

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

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SSC JE Electrical 2019 with solution SET-1
 The Norton’s current in the circuit shown below is

120A
4A
2A
12A

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SSC JE Electrical 2019 with solution SET-1
 The laws involved in the expression e  = −dφ/dt are

Coulomb’s and Faraday’s laws
Faraday’s and Ampere’s laws
Coulomb’s and Ampere’s laws
Faraday’s and Lenz’s laws

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