Power Systems For load flow studies, What are the quantities specified at load bus are P and Q P and V δ and Q V and δ P and Q P and V δ and Q V and δ ANSWER DOWNLOAD EXAMIANS APP
Power Systems If sag in an overhead line increase, tension in the line remains same increase decrease None of these remains same increase decrease None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Ferranti effect can be compensated by which of the following shunt capacitor both 1 and 2 series capacitor shunt reactor shunt capacitor both 1 and 2 series capacitor shunt reactor ANSWER DOWNLOAD EXAMIANS APP
Power Systems The total number of strands(N) is concentrically stranded cable with total annular space filled with strands of uniform diameter is given by (if x is number of layers) N = 3x²-2x+1 N = 3x²+3x+1 N = 3x²-3x+1 N = 3x²-6x+1 N = 3x²-2x+1 N = 3x²+3x+1 N = 3x²-3x+1 N = 3x²-6x+1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line is operating under no load has ABCD parameters B = 100∠90° has a phase shift of 0.2 rad, how much shunt reactor is required for compensation of ferranti effect? 2 H 2 mH 15.9 mH 15.9 H 2 H 2 mH 15.9 mH 15.9 H ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relays is/are unit protection relays? both 1 and 2 Buccholz relays Differential relays over current relays both 1 and 2 Buccholz relays Differential relays over current relays ANSWER DOWNLOAD EXAMIANS APP