Power Systems If the inertia constant H = 8 MJ/MVA for a 50 MVA generator, the stored energy is 50 MJ 400 MJ 8 MJ 200 MJ 50 MJ 400 MJ 8 MJ 200 MJ ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the methods of improving transient stability? Fast acting governing system All of these Dynamic breaking Fast acting excitation control Fast acting governing system All of these Dynamic breaking Fast acting excitation control ANSWER DOWNLOAD EXAMIANS APP
Power Systems The skin effect of conductor will increase when diameter decrease All of these frequency decrease resistivity decrease diameter decrease All of these frequency decrease resistivity decrease ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a steam power plant, the feed water coming to the economizer is heated plant the feed water coming to the economizer is heated using flue gas. direct heat in the furnace. LP steam. HP steam. flue gas. direct heat in the furnace. LP steam. HP steam. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Earthing switch is used for discharging residual energies protection of equipment from ground faults All of these measuring of safety voltage discharging residual energies protection of equipment from ground faults All of these measuring of safety voltage ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a biased differential relay the bias is defined as the ratio of operating coil current and restraining coil current. fault current and operating coil current. fault current and restraining coil current. number of turns of restraining and operating coil. operating coil current and restraining coil current. fault current and operating coil current. fault current and restraining coil current. number of turns of restraining and operating coil. ANSWER DOWNLOAD EXAMIANS APP
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