Power Systems For complete protection of 3-phase system from the short circuit faults minimum number of relays required are six three one two six three one two ANSWER DOWNLOAD EXAMIANS APP
Power Systems The modern trend in electric power generation to have large size thermal plants near load centre. to have large number of small size thermal plants located at different places. to have large size thermal plant located near coal fields. none of above. to have large size thermal plants near load centre. to have large number of small size thermal plants located at different places. to have large size thermal plant located near coal fields. none of above. 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 steam turbine mechanical efficiency. high energy loss from turbine exhaust to condenser. low alternative efficiency. high energy loss in boiler. low steam turbine mechanical efficiency. high energy loss from turbine exhaust to condenser. low alternative efficiency. high energy loss in boiler. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The overall efficiency of a steam power plant equal to the Rankine cycle. product of boiler efficiency, turbine efficiency and generator efficiency. regenerative cycle. binary vapor cycle. the Rankine cycle. product of boiler efficiency, turbine efficiency and generator efficiency. regenerative cycle. binary vapor cycle. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Reheat cycle in thermal power plant is used to increase thermal efficiency. reduce loss of heat. improve condenser performance. utilize heat of flue gases. increase thermal efficiency. reduce loss of heat. improve condenser performance. utilize heat of flue gases. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a regenerative cycle, feed water is heated by drained steam from turbine. heaters. exhaust gas. all of above. drained steam from turbine. heaters. exhaust gas. all of above. ANSWER DOWNLOAD EXAMIANS APP