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

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

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DGVCL Exam Paper (12-06-2016)
A Step Up transformer :

Step up the level of Frequency
Steps up the level of Voltage
(a) and (b) only
Steps down the level of current

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