GATE EE 1996 | GATE EE Year Wise Previous Years Questions

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GATE EE 1996

MCQ (Single Correct Answer)

-0.3

The function of oil in a transformer is

to provide insulation and cooling

to provide protection against lightning

to provide protection against short circuit

to provide lubrication

GATE EE 1996

MCQ (Single Correct Answer)

-0.3

Auto-transformer is used in transmission and distribution

when operator is not available

when iron losses are to be reduced

when efficiency considerations can be ignored

when the transformation ratio is small

GATE EE 1996

MCQ (Single Correct Answer)

-0.3

Keeping in view the requirement of parallel operation, which of the $$3$$-phase connections given below are possible?

delta-delta to delta-star

delta-delta to star-delta

star-star to delta-star

delta-star to star-delta

GATE EE 1996

MCQ (Single Correct Answer)

-0.3

The torque speed characteristic of a Repulsion motor resembles which of the following dc motor characteristic?

Separately excited

Shunt

Series

Compound

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