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Power Systems

Power Systems
India 1st nuclear plant was set up at

  Rana pratap sagar.
  Bhaba.
  Tarapur.
  Kalpakkam.

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Power Systems
For a 500 Hz frequency excitation, a 100 km long power line will be modelled as

 shunt capacitor
 any of the above
 long transmission line
 medium transmission line

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Power Systems
A load centre is at an equidistant from the two thermal generating stations G1 and G2. The fuel cost characteristics of the generating stations are given by F1 = a + bP1 + cP²1 F2 = a + b P2 + 2cP²2 Where P1 and P2 are the generation in MW of G1 and G2, respectively. For most economic generation to meet 300 MW of load, P1 and P2 respectively, are

 100, 200
 200, 100
 175, 125
 150, 150

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Power Systems
Specified quantities of slack bus are

 P and δ
 P and Q
 V and δ
 P and V

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Power Systems
The commercial sources of energy are

 solar, wind, biomass.
 none of above.
 wood, animal wastes and agricultural wastes.
  fossile fuels and radioactive substances.

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Power Systems
A 20 MVA generator has inertia constant of 0.5 pu. Find new value for 50 MVA base?

 0.1 pu
 0.2 pu
 0.5 pu
 0.4 pu

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