Electric Traction The rate of acceleration on sub-urban or urban services is restricted by the consideration of Track curves Track size Engine power Passenger Discomfort Track curves Track size Engine power Passenger Discomfort ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Long distance railways use which of the following? 25 kV three phase A.C. 25 kV single phase A.C. 25 kV two phase A.C. 200 V D.C. 25 kV three phase A.C. 25 kV single phase A.C. 25 kV two phase A.C. 200 V D.C. 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 Current surges after temporary switching off supply Commutating property at heavy load Self relieving property Less current drain on the heavy load torque Current surges after temporary switching off supply Commutating property at heavy load Self relieving property ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following braking systems on the locomotives is costly? All braking systems are equally costly Vacuum braking on diesel locomotives Vacuum braking on steam locomotives Regenerative braking on electric locomotives All braking systems are equally costly Vacuum braking on diesel locomotives Vacuum braking on steam locomotives Regenerative braking on electric locomotives ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The wheels of a train, engine as well as bogies, are slightly tapered to Reduce friction Facilitate in taking turns Increase friction Facilitate braking Reduce friction Facilitate in taking turns Increase friction Facilitate braking ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The speed of a superfast train is More than 100 kmph 60 kmph 100 kmph 75 kmph More than 100 kmph 60 kmph 100 kmph 75 kmph ANSWER DOWNLOAD EXAMIANS APP
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