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Power Systems

Power Systems
Ideal plant load cfactor is

 greater than 1
 0
 1
 less than 1

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Power Systems
A string insulator has 4 units. The voltage across the bottom most unit is 33.33% of total voltage. Its string efficiency is

 33.33%
 66.66%
 25%
 75%

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Power Systems
Lightning arresters are made up of which material?

 silicon oxide
 copper
 silver
 any of the above

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Power Systems
A Pelton wheel turbine having a rated speed of 300 rpm is connected to an alternator to produce power at 50 Hz. The number of poles required in the alternator is

 10
 8
 4
 20

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Power Systems
In a thermal power plants, pressure in the working fluid cycle is developed by

  feed water pump.
 superheater.
 turbine.
 condenser.

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Power Systems
The main objectives of electrical power transmission is/are

 Transmission system must be more efficient with minimum line losses
 both 1 and 2
 Voltage regulation of the transmission line must be zero or minimum
 nether 1 nor 2

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