DGVCL Exam Paper (12-06-2016)
Step-down transformer converts high voltage and low current into:

High voltage and low current
How voltage and high current
Low voltage and high current
None of these

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

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

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DGVCL Exam Paper (12-06-2016)
The Central Electricity Regulatory Commission (CERC) is mainly responsible for:

Regulating tariffs for generation and inter-state transmission of energy including tariffs
All of these
Advising the government on tariff policy and promoting competition
Efficiency and economy in the electricity industry

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