Power Systems Plug setting of a relay can be altered by varying air gap of magnetic path. no. of ampere-turns. adjustable back up stop. none of these. air gap of magnetic path. no. of ampere-turns. adjustable back up stop. none of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Earthing switch is used for measuring of safety voltage protection of equipment from ground faults All of these discharging residual energies measuring of safety voltage protection of equipment from ground faults All of these discharging residual energies ANSWER DOWNLOAD EXAMIANS APP
Power Systems A three phase, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 secs. The symmetrical breaking current is 35 kA. 55 kA. 50 kA. 45 kA. 35 kA. 55 kA. 50 kA. 45 kA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum efficiency of modern coal fired steam raising thermal power plants is restricted to about 035 (a low value), mainly because of low alternative efficiency. low steam turbine mechanical efficiency. high energy loss in boiler. high energy loss from turbine exhaust to condenser. low alternative efficiency. low steam turbine mechanical efficiency. high energy loss in boiler. high energy loss from turbine exhaust to condenser. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Main bus bar protection scheme is /are both fault bus and differential protection. differential protection. none of these. fault bus protection. both fault bus and differential protection. differential protection. none of these. fault bus protection. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the effects of corona interference decreases charging current increases All of these power loss decreases interference decreases charging current increases All of these power loss decreases ANSWER DOWNLOAD EXAMIANS APP
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