Electric Traction The overall efficiency of steam locomotive is around 25 to 35 percent 35 to 45 percent 15 to 20 percent 5 to 10 percent 25 to 35 percent 35 to 45 percent 15 to 20 percent 5 to 10 percent ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following is an advantage of electric traction over other methods of traction? No pollution problems Better braking action All of the listed here Faster acceleration No pollution problems Better braking action All of the listed here Faster acceleration ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following braking systems on the locomotives is costly? Vacuum braking on diesel locomotives Regenerative braking on electric locomotives Vacuum braking on steam locomotives All braking systems are equally costly Vacuum braking on diesel locomotives Regenerative braking on electric locomotives Vacuum braking on steam locomotives All braking systems are equally costly ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The friction at the track is proportional to 1/speed 1/(speed)² Speed None of the listed here 1/speed 1/(speed)² Speed None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electric Traction The voltage used for suburban trains in D.C. system is usually 600 to 750 V 24 V 12 V 220 V 600 to 750 V 24 V 12 V 220 V ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Quadrilateral speed-time curve pertains to which of the following services? Urban service Urban and suburban service Main line service Suburban service Urban service Urban and suburban service Main line service Suburban service ANSWER DOWNLOAD EXAMIANS APP
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