Power Systems Gross head of an hydroelectric power station is the height of water level in the river where the storage is provided. the height of water level in the river where the tail race is provided. the difference of water level between the level in storage and tail race. all of above. the height of water level in the river where the storage is provided. the height of water level in the river where the tail race is provided. the difference of water level between the level in storage and tail race. all of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The most suitable circuit breaker for short line fault without switching resistor is oil circuit breaker. air blast circuit breaker. SF6 breaker. none of these. oil circuit breaker. air blast circuit breaker. SF6 breaker. none of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the propagation constant, if impedance is 10Ω and admittance is 10 ℧? 100 1 5 10 100 1 5 10 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true regarding HVDC? HVDC can utilize earth for its return path There is no skin effect in dc line Corona loss is very much reduced in the dc line All of these HVDC can utilize earth for its return path There is no skin effect in dc line Corona loss is very much reduced in the dc line All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relay is usually employed for protection of medium transmission lines only any line long transmission lines only short transmission lines only medium transmission lines only any line long transmission lines only short transmission lines only ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statement is/are true regarding infinite line? It has infinite voltage both 2 and 3 It maintains the constant voltage It has infinite length It has infinite voltage both 2 and 3 It maintains the constant voltage It has infinite length ANSWER DOWNLOAD EXAMIANS APP
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