Power Systems Mho relays are used for the protection of which of the following lines? long transmission lines only short transmission lines only medium transmission lines only None of these long transmission lines only short transmission lines only medium transmission lines only None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems For a 500 Hz frequency excitation, a 100 km long power line will be modelled as long transmission line shunt capacitor any of the above medium transmission line long transmission line shunt capacitor any of the above medium transmission line ANSWER DOWNLOAD EXAMIANS APP
Power Systems The area under a flow duration curve represents maximum rate of run-off during the period. total power available. total quantity of run-off during that period. total of units of energy available. maximum rate of run-off during the period. total power available. total quantity of run-off during that period. total of units of energy available. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The pickup value of relay is 6.5 Amp and fault current in relay coil is 39 Amp. Its plug setting multiplier is 8 A. 10 A. 7 A. 6 A. 8 A. 10 A. 7 A. 6 A. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A three phase, 33 kV oil circuit breaker is rated 1200 A, the symmetrical breaking capacity is 2000 MVA, 3 secs. Then the making capacity is 5000 MVA. 5200 MVA. 5100 MVA. 5500 MVA. 5000 MVA. 5200 MVA. 5100 MVA. 5500 MVA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 20 MVA generator has inertia constant of 0.5 pu. Find new value for 50 MVA base? 0.1 pu 0.4 pu 0.2 pu 0.5 pu 0.1 pu 0.4 pu 0.2 pu 0.5 pu ANSWER DOWNLOAD EXAMIANS APP
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