Power Systems A string type insulator has three units with self capacitance C and ground capacitance of 0.2 C having a string efficiency of 76% 80% 82% 78% 76% 80% 82% 78% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Location of a surge tank, in an hydro electric power station is near reservoir. dam. turbine. tail race. reservoir. dam. turbine. tail race. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In nuclear chain fission reaction each neutron causing fission produces less than one new neutron. one new neutron. at least one new neutron. no new neutron. less than one new neutron. one new neutron. at least one new neutron. no new neutron. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 3-phase, 5 kV, 5 MVA system, what is the base impedance? 50 ohms 0.5 ohm 500 ohms 5 ohms 50 ohms 0.5 ohm 500 ohms 5 ohms ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 25 MVA, 11 kV alternator is supplying full load at a point of 0.75 lagging. Determine the percentage increase in earning capacity when it is operated at improved power factor of 0.96 lagging. 14 %. 56 %. 28 %. None of above 14 %. 56 %. 28 %. None of above ANSWER DOWNLOAD EXAMIANS APP
Power Systems Peterson coil is used in case of transmission line for improve power factor compensation of arcing grounds increase the voltage level reduce ferranti effect improve power factor compensation of arcing grounds increase the voltage level reduce ferranti effect ANSWER DOWNLOAD EXAMIANS APP
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