SSC JE Electrical 2018 with solution SET-1
 Determine the heat dissipated (in joule) through a conductor of 10 ohms resistance, when 1 A of current is flowing through the conductor for 5 seconds

60
20
50
40

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SSC JE Electrical 2018 with solution SET-1
 Which one of the following statement is NOT true about PMMC type instruments?

The cost of PMMC instruments is high
These instruments are suitable for both AC and DC currents
Stray magnetic errors are small in these types of instruments
PMMC type Instruments have uniformly divided scale

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

None of these
Through cables Only
Always Earthed
Never Earthed

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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
20000
2000
2400

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SSC JE Electrical 2018 with solution SET-1
 What is the magnitude of the reactive power (in kVAR) of a balanced 3-phase delta connected system having the line voltage of 400 V and the line current of 50 A and the phase difference between the voltage and current is 53.13 degrees?

0.2771
277.1
27.71
2.771

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