ISRO Scientist or Engineer Electrical 2014

Instructions

For the following questions answer them individually

Question 51

A saturable core reactor is basically a

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Question 52

If a body reflects entire radiation incident on it then it is known as,

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Question 53

The illumination is directly proportional to the cosine of the angle made by the normal to the illuminated surface with the direction of the incident flux. Above statement is associated with

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Question 54

The concentration of minority carriers in an extrinsic semiconductor under equilibrium is

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Question 55

Reactancerelay is normally preferred for protection against

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Question 56

If a combination of HRC fuse and circuit breaker is used, the C.B. operates for

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Question 57

Lightning arrestor should be located

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Question 58

Ferranti effect on long overhead lines is experienced when it is

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Question 59

In a nuclear power station, moderator is used to,

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Question 60

What is the output waveform when $$V_{in}$$ is given square wave?

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