Power Systems The positive, negative and zero sequence impedances of a transmission line are 0.5,0.5 and 1.1 pu respectively. The self (Zs) and mutual (Zm) impedances of the line will be given by Zs = 0.2 pu, Zm =0.7 pu Zs = 0.6 pu, Zm =0.5 pu Zs = 0.5 pu, Zm =0.6 pu Zs = 0.7 pu, Zm =0.2 pu Zs = 0.2 pu, Zm =0.7 pu Zs = 0.6 pu, Zm =0.5 pu Zs = 0.5 pu, Zm =0.6 pu Zs = 0.7 pu, Zm =0.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems The value of off diagonal elements is which is connected between bus i and bus j with positive sign which is connected between bus i and bus j with negative sign sum of admittances connected at bus j sum of admittances connected at bus i which is connected between bus i and bus j with positive sign which is connected between bus i and bus j with negative sign sum of admittances connected at bus j sum of admittances connected at bus i ANSWER DOWNLOAD EXAMIANS APP
Power Systems What are the methods of laying underground cables? Direct laying. Draw - in - system / duct - pipe laying. None of these. Both A and B. Direct laying. Draw - in - system / duct - pipe laying. None of these. Both A and B. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following power plants can generate power at unpredictable or uncontrollable time Pulverising unit. Condenser. Cooling tower. Wind turbine. Pulverising unit. Condenser. Cooling tower. Wind turbine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements are true? both 1 and 2 nether 1 nor 2 Bus admittance matrix is a sparse matrix Bus impedance matrix is a full matrix both 1 and 2 nether 1 nor 2 Bus admittance matrix is a sparse matrix Bus impedance matrix is a full matrix ANSWER DOWNLOAD EXAMIANS APP
Power Systems Differential relays does not used for which of the following faults? both 1 and 2 faults within a generator faults within a transformer through faults both 1 and 2 faults within a generator faults within a transformer through faults ANSWER DOWNLOAD EXAMIANS APP
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