SSC JE Electrical 2019 with solution SET-1
 Which motor is referred to as a universal motor?

Series
Synchronous
Shunt
Single-phase induction

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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

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

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

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SSC JE Electrical 2019 with solution SET-1
 In an AC network, the load connected is (10 + j10). The phase relation between the voltage applied and the current through the load is:

Voltage lags current by 30°
Voltage lags current by 45°
Voltage and current are in phase with each other
Voltage leads current by 45°

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