SSC JE Electrical 2018 with solution SET-1
In a synchronous Motor, the damping winding is generally used to

Reduces the Noise Level
Reduces the eddy current
Provide starting torque
Prevent hunting and provide starting Torque

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SSC JE Electrical 2018 with solution SET-1
A PMMC type voltmeter, having a full-scale reading of 250 V and an internal resistance of 400 kilo-ohms, is connected with the series resistance of 100 kilo-ohms. Calculate the sensitivity of the voltmeter (in Ohms/Volts)

24000
2400
20000
2000

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SSC JE Electrical 2018 with solution SET-1
 A three-phase synchronous motor will have

Two slip-rings
Three slip-rings
No slip-rings
One slip-ring

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SSC JE Electrical 2018 with solution SET-1
 Under the no-load condition, the current in a transmission line is due to

The capacitance of the line
Corona effect
Spinning Reserve
Back Low from the earth

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SSC JE Electrical 2018 with solution SET-1
 Determine the energy (in J) stored by a 0.4 H inductance, If the current flowing through it is 2A

0.4
1.6
1.4
0.8

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