ISRO Scientist or Engineer Electrical 2014

Instructions

For the following questions answer them individually

Question 41

In the loaded-frequency control system with tree governor action, the increase in load demand under steady condition is met,

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Question 42

Power transmission lines are transposed to reduce

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Question 43

The current carrying capacity of cables in DC is morethan thatin AC mainly due to

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Question 44

The fact that a conductor carries more current on the surface as compared to core, is known as

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Question 45

In Gauss-Sidel load flow method, the number of iterations may be reduced if the correction in voltage at each bus is multiplied by,

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Question 46

For a fault in a power system, the term critical clearing time is related to,

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Question 47

The rate of rise of re-striking voltage (RRRV)is dependent upon,

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Question 48

One of the main advantages of Swinburne’s test is that it,

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Question 49

A6 pole, 50 Hz, $$3 - \phi$$ induction motor is running at 950 rpm and has rotor Cu loss of 5kW. Its rotor input is .................... kW

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Question 50

In the shaded pole squirrel cage induction motor the flux in the shaded part always

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