SUBSTATION AND EQUIPMENT - Quiz

1) How the busbar is rated?

Voltage Current and voltage Watt KVA

2) Why stones are provided in sub-stations?

To avoid the growing of plants and for insulation To support the poles To support the transformers To avoid slippery

3) How many types of outdoor sub-station?

One Two Three Four

4) What is function of outdoor sub-station?

Change AC supply into DC supply Change DC supply into AC supply High voltage supply step down into low voltage supply Low voltage is stepped up into high voltage

5) Which of those circuit breaker is sufficient for extra high tension line?

Air blast circuit breaker SF6 circuit breaker Minimum oil circuit breaker Bulk oil circuit breaker