Electric Traction In tram ways which of the following motors is used? AC. single phase capacitor start motor D.C. series motor A.C. three phase motor D.C. shunt motor AC. single phase capacitor start motor D.C. series motor A.C. three phase motor D.C. shunt motor ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For three-phase induction motors which of the following is the least efficient method of speed control? Cascade control Pole changing Rheostat control Combination of cascade and pole changing Cascade control Pole changing Rheostat control Combination of cascade and pole changing ANSWER DOWNLOAD EXAMIANS APP
Electric Traction For 25 kV single phase system power supply frequency is 60 Hz 25 Hz 100 Hz 50 Hz 60 Hz 25 Hz 100 Hz 50 Hz ANSWER DOWNLOAD EXAMIANS APP
Electric Traction In case of ___________ free running and coasting periods are generally long. All of the listed here Urban service Suburban service Mainline service All of the listed here Urban service Suburban service Mainline service ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Due to which of the following coefficient of adhesion improves? Sand on the rails All of the listed here Dust on the rails Rust on the rails Sand on the rails All of the listed here Dust on the rails Rust on the rails ANSWER DOWNLOAD EXAMIANS APP
Electric Traction In India diesel locomotives are manufactured at Bangalore Ajmer Jamalpur Varanasi Bangalore Ajmer Jamalpur Varanasi ANSWER DOWNLOAD EXAMIANS APP
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