11 NOVEMBER 2020 CURRENT AFFAIRS QUIZ

In an over current protection, the setting of earth fault relay is _____ the phase fault relay.

not related in

more than

less than

equal to

TRUE ANSWER : ?
YOUR ANSWER : ?

The first battle of Panipat was fought in the year

1526 AD

1296 AD

1542 AD

1556 AD

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following inernational body is associated / collaborating in the National 'Population Education Programme' in the country?

UNESCO

WHO

UNFPA

IMF

TRUE ANSWER : ?
YOUR ANSWER : ?

The arc voltage in a C.B. is _____ with the arc current

lagging by 90˚

none of these

in phase

leading by 90˚

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following connection of transformer will give the highest secondary voltage?

Delta primary, delta secondary

star primary, star secondary

Delta primary, star secondary

star primary, delta secondary

TRUE ANSWER : ?
YOUR ANSWER : ?

Transmission efficiency increases as

voltage and power factor both increase

voltage decreases but power factor increases

voltage increases but power factor decreases

voltage and power factor both decrease

TRUE ANSWER : ?
YOUR ANSWER : ?

Choose the word which is most nearly the OPPOSITE in meaning<br/>SECURE

defend

discover

endanger

offend

TRUE ANSWER : ?
YOUR ANSWER : ?

The C.B.s which produces the least arc energy are

air blast

minimum oil

plain oil

air break

TRUE ANSWER : ?
YOUR ANSWER : ?

A reactance relay is _ restrained _ relay.

direction, over-voltage

voltage, directional

voltage, over-current

direction, over-current

TRUE ANSWER : ?
YOUR ANSWER : ?

When a star delta transformer bank of three single phase transformers is to be used for step down transformation with line voltages of 23000 V and 2300 V, the ratio of transformation will be

5.8:1

17.2:1

10.0:1

12.1:1

TRUE ANSWER : ?
YOUR ANSWER : ?

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