GATE EE 1996 | GATE EE Year Wise Previous Years Questions

GATE EE 1996

MCQ (Single Correct Answer)

-0.3

In Figure. The characteristic that corresponds to the variation of synchronous reactance of synchronous motor with field current is GATE EE 1996 Electrical Machines - Synchronous Machines Question 6 English

GATE EE 1996 Electrical Machines - Synchronous Machines Question 6 English

curve $${\rm I}$$

curve $${\rm I}$$$${\rm I}$$

curve $${\rm I}$$$${\rm I}$$$${\rm I}$$

curve $${\rm IV}$$

GATE EE 1996

MCQ (Single Correct Answer)

-0.3

A $$4$$ pole dynamo with wave wound armature has $$51$$ slots containing $$20$$ conductors in each slot. The induced $$emf$$ is $$357$$ volts and the speed is $$5800$$ $$rpm$$. The flux per pole will be

$$3.5$$ $$mWb$$

$$1.2$$ $$mWb$$

$$14mWb$$

$$21$$ $$mWb$$

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

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