Power Systems An ACSR conductor has internal inductance 0.05 mH/Km for µr = 1. If this ACSR is replaced with another having µr = 2, then find the internal inductance? 0 mH/Km 0.1 mH/Km 0.025 mH/Km 0.05 mH/Km 0 mH/Km 0.1 mH/Km 0.025 mH/Km 0.05 mH/Km ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 50 Hz, 17.32 kV generator is connected to a power system. The system reactance and capacitance per phase are 10 mH and 0.2 mF respectively. What is the maximum voltage across the contacts of the circuit breaker at an instant when it passes through zero? 29.28 kV 31.28 kV 30.28 kV 28.28 kV 29.28 kV 31.28 kV 30.28 kV 28.28 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the fault is very nearer to the generator, the fault current is less larger zero any of the above less larger zero any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems The value of inductance used for compensation of arcing grounds is ω²C/3 3ω²C 3/ω²C 1/3ω²C ω²C/3 3ω²C 3/ω²C 1/3ω²C ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relays are used for the protection of which of the following lines? medium transmission lines only long transmission lines only short transmission lines only None of these medium transmission lines only long transmission lines only short transmission lines only None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The Y bus matrix of a 100 bus interconnected system is 90% sparse. Then find the number of non zero elements in the Y bus matrix? 10 9000 90 1000 10 9000 90 1000 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS