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Power Systems

Power Systems
A 4 bus power system consists of 4 transmission lines, then find the sparsity of Y bus matrix?

 0.5
 0.25
 0.75
 0.4

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Power Systems
When bundle conductor are used in place of single conductor the effective inductance and capacitance will respectively

 increase and remain unaffected.
 decrease and remain unaffected.
 increase and decrease.
  decrease and increase.

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Power Systems
Reheat cycle in thermal power plant is used to

 improve condenser performance.
 reduce loss of heat.
  increase thermal efficiency.
 utilize heat of flue gases.

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Power Systems
Equal area criteria is used for

 either 1 or 2
 absolute stability of the system
 relative stability of the system
 nether 1 nor 2

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Power Systems
Surge tank is kept very close to the

 spill way
 turbine
 pen stock
 generator

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

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

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