DGVCL Exam Paper (12-06-2016)
What will happen if the primary of a transformer is connected to DC supply?

Transformer will operate with low efficiency
No effect
Transformer may start to smoke and burn
Transformer will operate with high efficiency

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

DGVCL Exam Paper (12-06-2016)
GUVNL is:

None of these
Gujarat Urja Vyapar Nigam Limited
Gujarat Urja Vikas Nikash Limited
Gujarat Urja Vikas Nigam Limited

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP