Electric Traction In tram ways which of the following motors is used? D.C. shunt motor A.C. three phase motor AC. single phase capacitor start motor D.C. series motor D.C. shunt motor A.C. three phase motor AC. single phase capacitor start motor D.C. series motor ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Coefficient of adhesion reduces due to the presence of which of the following? Sand on rails Oil on the rails Both Dew on rails and Oil on the rails Dew on rails Sand on rails Oil on the rails Both Dew on rails and Oil on the rails Dew on rails ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The normal value of adhesion friction is 0.50 0.35 0.30 0.25 0.50 0.35 0.30 0.25 ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Methods can bring the locomotive to dead stop. None of the listed here Plugging braking Rheostat braking Regenerative braking None of the listed here Plugging braking Rheostat braking Regenerative braking ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The rate of acceleration on suburban or urban service is in the range 15 to 25 km phps 5 to 10 km phps 1.6 to 4.0 km phps 0.2 to 0.5 km phps 15 to 25 km phps 5 to 10 km phps 1.6 to 4.0 km phps 0.2 to 0.5 km phps ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following methods is used to control speed of 25 kV, 50 Hz single phase traction? Series parallel operation of motors Tap changing control of transformer All of the listed here Reduced current method Series parallel operation of motors Tap changing control of transformer All of the listed here Reduced current method ANSWER DOWNLOAD EXAMIANS APP
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