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Power Systems

Power Systems
If the time of operation of a relay for unity TMS is 10 sec. the time of operation of 0.5 TMS will be _______________ secs.

 3.
 7.
  5.
 20.

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Power Systems
In a two plant system, the load is connected to plant number 2. The loss coefficients are

 B11,B22 are non zero,B12 = 0
 B11,B12 are non zero ,B22 = 0
 B11,B22,B12 are non zeros
 B11 is non zero,B22 = B12 = 0

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Power Systems
Offset mho relay is used for the protection of equipment when

 either 1 or 2
None of these
 failure of prime mover of the generator
 loss of excitation of the generator

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Power Systems
India 1st nuclear plant was set up at

  Tarapur.
  Bhaba.
  Rana pratap sagar.
  Kalpakkam.

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Power Systems
Operator "a" rotates a vector

 anti clock wise direction
 clock wise direction
 either 1 or 2
 nether 1 nor 2

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Power Systems
Which of the following statements is/are true? Due to corona,

 charging current increases
 interference increases
All of these
 power loss increases

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