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Power Systems

Power Systems
Based on the discharge, Kaplan turbine will discharge

 1000 lpm
 >10000 lpm

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Power Systems
The thermal efficiency of BWR is

  equal to that of PWR.
 greater than that of PWR.
 less than that of PWR.
None of these

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Power Systems
The positive, negative and zero sequence per unit impedance of two generators connected in parallel are X1 = 0.12 pu, X2 = 0.096 pu and X0 = 0.036 pu. For LG fault at generator terminals (with 1 pu voltage) the positive sequence current will be

 10.936 pu
 7.936 pu
 9.936 pu
 8.936 pu

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Power Systems
A power station supplies the peak load of 50 MW, 40 MW and 70 MW to three localities. The annual load factor is 0.50 p.u. and the diversity factor of the load at the station is 1.55 the maximum demand on the station and average load respectively will be

 57.5 MW.
 53 MW.
 52 MW.
  51.61 MW.

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Power Systems
Reactance relays are used for the protection of

All of these
 medium transmission lines only
 long transmission lines only
 short transmission lines only

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Power Systems
Surge impedance loading of a 3-phase, 400 kV transmission line is 400 Ω. The surge impedance loading is

 800 MW
 1600 MW
 400 MW
 200 MW

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