Power Systems
A power station has a maximum demand of 15000 kW. The annual load factor is 50% and plant capacity factor is 40%. What is the reserve capacity of the plant?

 3750 kW
 7500 kW
 3000 kW
 6000 kW

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Power Systems
The advantage of hydro electric power station over thermal power station is

 the operation cost of hydro electric power station is low
 the initial cost of hydro electric power station is low
 hydro electric power station can supply the power throughout the year
 hydro electric station can be constructed at the place where the energy is required

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