Electric Traction Coefficient of adhesion reduces due to the presence of which of the following? Sand on rails Both Dew on rails and Oil on the rails Dew on rails Oil on the rails Sand on rails Both Dew on rails and Oil on the rails Dew on rails Oil on the rails ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For diesel locomotives the range of horsepower is 1000 to 2000 1500 to 2500 500 to 1000 2000 to 2500 1000 to 2000 1500 to 2500 500 to 1000 2000 to 2500 ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The pulsating torque exerted by steam locomotives causes which of the following? Hammer blow All of the listed here Pitching Jolting and skidding Hammer blow All of the listed here Pitching Jolting and skidding ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The normal value of adhesion friction is 0.50 0.30 0.25 0.35 0.50 0.30 0.25 0.35 ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For three-phase induction motors which of the following is the least efficient method of speed control? Pole changing Combination of cascade and pole changing Cascade control Rheostat control Pole changing Combination of cascade and pole changing Cascade control Rheostat control ANSWER DOWNLOAD EXAMIANS APP
Electric Traction In a steam locomotive electric power is provided through Overhead wire Battery system Diesel engine generator Small turbo-generator Overhead wire Battery system Diesel engine generator Small turbo-generator ANSWER DOWNLOAD EXAMIANS APP
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