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Power Systems

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

 Kota.
 Chandrapur.
 Neyveli.
 Sarni.

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Power Systems
Tidal power plant is a example of which of the following plant?

 base load plant
None of these
 peak load plant
 either 1 or 2

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Power Systems
If the inertia constant H = 10 MJ/MVA for a 50 MVA generator, the stored energy is

 50 MJ
 500 MJ
 5 MJ
 10 MJ

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Power Systems
A fault occurring at the terminals of an unloaded synchronous generator operating at its rated voltage has resulted in the following values of currents and voltages. IR0 = j 2.37 pu IR1 = -j 3.05 pu IR2 = j 0.68 pu VR0 = VR1 = VR2 = 0.237 pu. Which of the following faults has occurred?

 LG
 LLG
 LLL
 LL

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Power Systems
Electrostatic precipitators in thermal power plants are used for

 removal of ash from flue gas
 control flow rate
 remove moisture from the cole
All of these

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Power Systems
A 3-phase transmission line operating at Vs = 400 kV and has ABCD parameters A= D = 0.8∠0°, B = 100∠90° Ω, C = 0.5*10^-6∠90° â„§. Find the shunt reactor required for compensating ferranti effect?

 2000 Ω
 3000 Ω
 1500 Ω
 500 Ω

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