Power Systems The power output from an hydroelectric plants depend on type of dam, head, system efficiency. type of turbine, type of dam and type of catchment area. type of dam, type of catchment area and discharge. discharge, system efficiency. type of dam, head, system efficiency. type of turbine, type of dam and type of catchment area. type of dam, type of catchment area and discharge. discharge, system efficiency. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Gross head of an hydroelectric power station is the height of water level in the river where the storage is provided. the difference of water level between the level in storage and tail race. the height of water level in the river where the tail race is provided. all of above. the height of water level in the river where the storage is provided. the difference of water level between the level in storage and tail race. the height of water level in the river where the tail race is provided. all of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For complete protection of 3-phase system from the short circuit faults minimum number of relays required are three one six two three one six two ANSWER DOWNLOAD EXAMIANS APP
Power Systems The steam power plant efficiency can be improved by burning large amount of coal. using high temperature and high pressure steam. using large quantity of water. decreasing the load on the plant. burning large amount of coal. using high temperature and high pressure steam. using large quantity of water. decreasing the load on the plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Suspension type insulators are used for voltage beyond 440 V 11 kV 230 V 33 kV 440 V 11 kV 230 V 33 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Three generators rated 100 MVA, 11 kV have an impedance of 0.15 pu each. If in the same plant, these generators are being replaced by a single equivalent generator, the effective impedance of equivalent generator will be 0.05 pu 0.15 pu 0.45 pu 0.25 pu 0.05 pu 0.15 pu 0.45 pu 0.25 pu ANSWER DOWNLOAD EXAMIANS APP