SSC JE Electrical 2018 with solution SET-1
The welding electric circuit is______

Through cables Only
Never Earthed
Always Earthed
None of these

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SSC JE Electrical 2018 with solution SET-1
 In cables, the thickness of the layer of insulation on the conductor depends upon

Reactive Power
Power Factor
Voltage
Current carrying capacity

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SSC JE Electrical 2018 with solution SET-1
The main consideration in designing feeders is

Voltage Drop
Current carrying capacity
Resistance
Transmission Voltage

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SSC JE Electrical 2018 with solution SET-1
 A 3-phase star connected system is supplied by a line voltage of 440 V. The value of the current is 50 A. What is the power (in kW) consumed by the system, if the current lags the voltage by 45 degrees?

26.94
24
8.95
47

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