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?

24
8.95
47
26.94

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SSC JE Electrical 2018 with solution SET-1
 The primary and secondary windings of an Auto-transformer are

Magnetically coupled
None of these
Electrically coupled
Both magnetically and electrically coupled

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SSC JE Electrical 2018 with solution SET-1
 In a P-N junction, the potential barrier is due to the charges on either side of the junction. These charges are

Majority carriers
Fixed donor and acceptor ions
Minority carriers
Both majority as well as minority carriers

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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)

2400
20000
2000
24000

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SSC JE Electrical 2018 with solution SET-1
Which one of the material is used to fix the screw on concrete wall and ceiling?

Link clips
Rawl Plug
Bushings
Saddles

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