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Power Systems

Power Systems
The angular moment of 10 MVA generator is 0.2. Find the new value of angular moment for 20 MVA base?

 0.1 pu
 0.2 pu
 0.25 pu
 0.4 pu

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Power Systems
What is the total installed power capacity (MW) in West Bengal as published by ministry of power in 2011?

 8113.27.
 15515.22.
 10000.32.
 6114.05.

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Power Systems
The function of moderator in a nuclear reactor is

 to absorb the excess.
  to slow down the neutrons.
 to increase the energy of the neutrons.
All of these

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Power Systems
Differential relays does not used for which of the following faults?

 faults within a generator
 through faults
 both 1 and 2
 faults within a transformer

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Power Systems
In which of the following given faults, all the sequence currents are equal?

 LLG
 LLL
 LL
 LG

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Power Systems
A transmission line has impedance of (0.005 + j0.05) pu. Find the line at which maximum value of negative DC off set current is produced, if it is applied with Vm cosωt?

 4.68 msec
 2.63 msec
 9.68
 1.47 msec

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