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?

2.771
0.2771
27.71
277.1

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

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

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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
Bushings
Rawl Plug
Saddles

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