1.
Which among these systems is an auxiliary plant in a power system?

2.
Which among these require a low voltage DC source?

3.
Which circuit among the following requires a supply of 48 V DC source?

4.
How is an electrochemical cell rated if ‘n’ cells are connected in series?

5.
A primary cell is chemically _____________________.

6.
Which element is used as an anode in a dry cell?

7.
Which gel ensures the dryness of the incoming air in the breather?

8.
Which cooling system is employed for large transformers?

9.
Which among the following safety devices are provided on the power transformers?

10.
What is the use of current transformers?

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