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

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

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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?

27.71
277.1
2.771
0.2771

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SSC JE Electrical 2018 with solution SET-1
 Determine the value of produced mmf (in Amp-turns) in a coil if the coil has a 120 turns carrying a current of 0.1 A

16
18
12
14

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