Power Systems Condition for maximum voltage regulation tanφ = X/R cosφ = X/R tanφ = R/X cosφ = R/X tanφ = X/R cosφ = X/R tanφ = R/X cosφ = R/X ANSWER DOWNLOAD EXAMIANS APP
Power Systems The advantage of hydro electric power station over thermal power station is the initial cost of hydro electric power station is low hydro electric power station can supply the power throughout the year the operation cost of hydro electric power station is low hydro electric station can be constructed at the place where the energy is required the initial cost of hydro electric power station is low hydro electric power station can supply the power throughout the year the operation cost of hydro electric power station is low hydro electric station can be constructed at the place where the energy is required ANSWER DOWNLOAD EXAMIANS APP
Power Systems For 800 MJ stored energy in the rotor at synchronous speed, what is the inertia constant H for a 50 Hz, four pole turbo generator rated 100 MVA, 11 kV? 2 MJ/MVA 8 MJ/MVA 6 MJ/MVA 4 MJ/MVA 2 MJ/MVA 8 MJ/MVA 6 MJ/MVA 4 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems What will be the thermal efficiency of a 240 V, 1000 W electric kettle if it brings 2 liters of water at 15° C to boiling point 15 Minutes 80.25 %. 78.96 %. 79.33 %. 74.56 %. 80.25 %. 78.96 %. 79.33 %. 74.56 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The area under a flow duration curve represents total of units of energy available. total power available. total quantity of run-off during that period. maximum rate of run-off during the period. total of units of energy available. total power available. total quantity of run-off during that period. maximum rate of run-off during the period. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true regarding HVDC? There is no skin effect in dc line Corona loss is very much reduced in the dc line All of these HVDC can utilize earth for its return path There is no skin effect in dc line Corona loss is very much reduced in the dc line All of these HVDC can utilize earth for its return path ANSWER DOWNLOAD EXAMIANS APP
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