Power Systems The per unit impedance of a circuit element is 0.30. If the base kV and base MVA are halved, then the new value of the per unit impedance of the circuit element will be 0.30 0.60 0.0030 0.0060 0.30 0.60 0.0030 0.0060 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following represents the sag(S) of a transmission line? S = wl²/2T S = wl²/16T S = wl²/8T S = wl²/4T S = wl²/2T S = wl²/16T S = wl²/8T S = wl²/4T ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements are true? Bus impedance matrix is a full matrix Bus admittance matrix is a sparse matrix both 1 and 2 nether 1 nor 2 Bus impedance matrix is a full matrix Bus admittance matrix is a sparse matrix both 1 and 2 nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems If sag in an overhead line increase, tension in the line None of these decrease remains same increase None of these decrease remains same increase ANSWER DOWNLOAD EXAMIANS APP
Power Systems The power output of a nuclear power station is proportional to square of the rate at which fission reaction occurs. square root of the rate at which fission reaction occurs. the rate at which fission reaction occurs. none of above. square of the rate at which fission reaction occurs. square root of the rate at which fission reaction occurs. the rate at which fission reaction occurs. none of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Objectives of power system is/are nether 1 nor 2 Rated voltage and frequency has to be supplied to the consumers both 1 and 2 Cost of electrical energy per KWh is to be minimum nether 1 nor 2 Rated voltage and frequency has to be supplied to the consumers both 1 and 2 Cost of electrical energy per KWh is to be minimum ANSWER DOWNLOAD EXAMIANS APP
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