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Power Systems

Power Systems
Pelton turbine is a ----------- turbine

 inward radial flow
 axial flow
 impulsive
 any of the above

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Power Systems
Surge impedance loading (SIL) is represented by

 both 1 and 2
 Vl²/Zs
 Vph²/Zs
 Vl²*√(C/L)

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Power Systems
India’s largest thermal power station is located at

 Sarni.
 Kota.
 Chandrapur.
 Neyveli.

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Power Systems
In thermal plant most of the energy is wasted in

 condenser
 turbines
 ESP
 boiler

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Power Systems
The line currents of 3-phase supply are: IR = 3 + j 5 A IY =2 + j 2 A IB = -2 - j 1 A The zero sequence current will be

 -2 - j 1 A
 1 + j 4 A
 1 + j 2 A
 5 + j 7 A

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Power Systems
In a long transmission line, if we increase the length of the line, the parameters A and B respectively

 increases and decreases
 increases and increases
 decreases and decreases
 decreases and increases

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