SSC JE Electrical 2019 with solution SET-1
 Lamp efficiency is measured in

Lux/watt
Lumen/watt
Lumen/lux
Candela/watt

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

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