Electric Traction The voltage used for suburban trains in D.C. system is usually 24 V 600 to 750 V 12 V 220 V 24 V 600 to 750 V 12 V 220 V ANSWER DOWNLOAD EXAMIANS APP
Electric Traction In tram ways which of the following motors is used? AC. single phase capacitor start motor A.C. three phase motor D.C. shunt motor D.C. series motor AC. single phase capacitor start motor A.C. three phase motor D.C. shunt motor D.C. series motor ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Due to which of the following coefficient of adhesion improves? Dust on the rails Sand on the rails All of the listed here Rust on the rails Dust on the rails Sand on the rails All of the listed here Rust on the rails ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The wheels of a train, engine as well as bogies, are slightly tapered to Reduce friction Facilitate braking Increase friction Facilitate in taking turns Reduce friction Facilitate braking Increase friction Facilitate in taking turns ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Vacuum is created by which of the following? None of the listed here Any of the listed here Ejector Vacuum pump None of the listed here Any of the listed here Ejector Vacuum pump ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The air resistance to the movement of the train is proportional to (speed)3 speed (speed)2 1/speed (speed)3 speed (speed)2 1/speed ANSWER DOWNLOAD EXAMIANS APP
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