Electric Traction The number of passenger coaches that can be attached to a diesel engine locomotive on broad gauge is usually restricted to 15 20 10 5 15 20 10 5 ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The wheels of a train, engine as well as bogies, are slightly tapered to Facilitate in taking turns Increase friction Facilitate braking Reduce friction Facilitate in taking turns Increase friction Facilitate braking Reduce friction 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 All of the listed here Tap changing control of transformer Reduced current method Series parallel operation of motors All of the listed here Tap changing control of transformer Reduced current method ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Series motor is not suited for traction duty due to which of the following account? Less current drain on the heavy load torque Commutating property at heavy load Self relieving property Current surges after temporary switching off supply Less current drain on the heavy load torque Commutating property at heavy load Self relieving property Current surges after temporary switching off supply ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Main traction systems used in India are, those using Diesel engine locomotives All of the listed here Electric locomotives Steam engine locomotives Diesel engine locomotives All of the listed here Electric locomotives Steam engine locomotives 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 Combination of cascade and pole changing Rheostat control Cascade control Pole changing Combination of cascade and pole changing Rheostat control ANSWER DOWNLOAD EXAMIANS APP
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