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Power Systems

Power Systems
The annual depreciation of hydro power plant is about

 10 - 15 %.
  0.5 - 1.5 %.
 15 - 20 %.
 20 - 25 %.

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Power Systems
In which of the following configuration power transferability is higher?

None of these
 triangular configuration
 same in both configuration
 horizontal configuration

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Power Systems
Operating time of pumped storage plant is

 low
 very high
 high
 can't say

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Power Systems
A power system consists of 300 buses out of which 20 buses are generator buses, 25 buses are the ones with reactive power support buses and 15 buses are ones with fixed shunt capacitors. All the other buses are load buses. It is proposed to perform a load flow analysis for the system using Newton-Raphson Jacobian matrix is

 553×553
 554×554
 555×555
 540×540

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Power Systems
For 132 kV system, the reactance and capacitance up to the location of the CB is 3 Ω and 0.015 μF respectively. The maximum value of RRRV is

 12.2 kV / μs.
  9.01 kV / μs.
 10.01 kV / μs.
 2.0 kV / μs.

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Power Systems
The economics of power plant is greatly influenced by

 both 1 and 2
 nether 1 nor 2
 diversity factor
 load factor

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