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Economics of Power Generation

Economics of Power Generation
A load draws a power of 10 kW at a power factor of 0.707 lagging. The lagging kVAR drawn from the supply will be

5 kVAR
20 kVAR
10 kVAR
15kVAR

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Economics of Power Generation
The depreciation of equipment is

Less in early years
None of the listed here
Same every year
More in early years

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Economics of Power Generation
For given active power and voltage, the current drawn is minimum when the value of power factor is

Unity
0.8 lag
O. 8 lead
0.75 lag

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Economics of Power Generation
______ public sector undertaking is associated with erection and sometimes running of thermal power plants.

SAIL
NTPC
BEL
BHEL

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Economics of Power Generation
The connected load of a domestic consumer is around

40 kW
80 kW
5 kW
120 kW

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Economics of Power Generation
A load drwas active power(P), apparent power(S) and reactive power (Q) from the line. The power factor of the load is

Q/P
S/P
P/S
P/Q

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