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Power Systems

Power Systems
Proximity effect is more in case of

 power cables
 same in both cases
 over head lines
None of these

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Power Systems
Consider a long, two wire line composed of solid round conductors. The radius of both conductors is 0.25 cm and distance between their centers is 100 cm. If this distance is doubled, then the inductance per unit length.

 Decrease but does not halves.
 Doubled.
 Halves.
  Increase but does not doubled.

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Power Systems
A moderator material should have

 large atomic mass.
 may be any of the above.
  small atomic mass.
None of these

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Power Systems
Highest pressure generating pump inside the thermal plant is

All of these
 high pressure heater
 low pressure heater
 boiler feed pump

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Power Systems
In nuclear chain fission reaction each neutron causing fission produces

 less than one new neutron.
 no new neutron.
  at least one new neutron.
 one new neutron.

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Power Systems
Switchgear equipment include

  fuses.
  switches.
  all of these.
  relays and CB.

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