Power Systems The most commonly used material for insulators of overhead lines is mica porcelain PVC glass mica porcelain PVC glass ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a biased differential relay the bias is defined as the ratio of fault current and restraining coil current. operating coil current and restraining coil current. fault current and operating coil current. number of turns of restraining and operating coil. fault current and restraining coil current. operating coil current and restraining coil current. fault current and operating coil current. number of turns of restraining and operating coil. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For symmetrical network, the neutral current is zero infinity any of the above maximum zero infinity any of the above maximum ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a generator of 250 MVA rating has an inertia constant of 6 MJ/MVA, its inertia constant on 100 MVA base is 15 MJ/MVA 10.5 MJ/MVA 6 MJ/MVA 2.5 MJ/MVA 15 MJ/MVA 10.5 MJ/MVA 6 MJ/MVA 2.5 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems Uses of diesel power stations emergency plants. peak load plant. standby plants. All of these emergency plants. peak load plant. standby plants. All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Cheapest plant in operation and maintenance is steam power. hydroelectric. diesel power. nuclear. steam power. hydroelectric. diesel power. nuclear. ANSWER DOWNLOAD EXAMIANS APP