Power Systems Fault calculations using computer are usually done by either 1 or 2 None of these Y bus method Z bus method either 1 or 2 None of these Y bus method Z bus method ANSWER DOWNLOAD EXAMIANS APP
Power Systems The specific speeds of Kaplan, Francis and Pelton turbines are in None of these neither increasing nor decreasing order. the increasing order. the decreasing order. None of these neither increasing nor decreasing order. the increasing order. the decreasing order. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For symmetrical network, the neutral current is infinity zero maximum any of the above infinity zero maximum any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems To reduce the radio interference which line is/are transposed? Power line either 1 or 2 None of these Both power and telecommunication lines Power line either 1 or 2 None of these Both power and telecommunication lines ANSWER DOWNLOAD EXAMIANS APP
Power Systems An alternator having an induced emf of 1.6 pu is connected to an infinite bus of 1 pu. If the bus bar has reactance of 0.6 pu and alternator has reactance of 0.2 pu, what is the maximum power that can be transferred? 5 pu 2.67 pu 6 pu 2 pu 5 pu 2.67 pu 6 pu 2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems The inertia constant of 100 MVA, 50 Hz, 4 pole generator is 10 MJ/MVA. If the mechanical input to the machine is suddenly raised from 50 MW to 75 MW, the rotor acceleration will be equal to 12.5 electrical degrees/s² 225 electrical degrees/s² 125 electrical degrees/s² 22.5 electrical degrees/s² 12.5 electrical degrees/s² 225 electrical degrees/s² 125 electrical degrees/s² 22.5 electrical degrees/s² ANSWER DOWNLOAD EXAMIANS APP
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