Electric Traction Which of the following is the advantage of electric braking? It is instantaneous Motor continues to remain loaded during braking It avoids wear of track More heat is generated during braking It is instantaneous Motor continues to remain loaded during braking It avoids wear of track More heat is generated during braking ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following is the disadvantage of electric traction over other systems of traction? High capital outlay in fixed installations beside route limitation Short time power failure interrupts traffic for hours Interference with communication lines Corrosion problems in the underground pipe work High capital outlay in fixed installations beside route limitation Short time power failure interrupts traffic for hours Interference with communication lines Corrosion problems in the underground pipe work 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 Self relieving property Commutating property at heavy load Less current drain on the heavy load torque Current surges after temporary switching off supply Self relieving property Commutating property at heavy load ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following drives is suitable for mines where explosive gas exists? All of the listed here Battery locomotive Diesel engine Steam engine All of the listed here Battery locomotive Diesel engine Steam engine ANSWER DOWNLOAD EXAMIANS APP
Electric Traction In case of a steam engine an average coal consumption per km is nearly 60 to 80 kg 100 to 120 kg 28 to 30 kg 150 to 175 kg 60 to 80 kg 100 to 120 kg 28 to 30 kg 150 to 175 kg ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Watt-hours per tonne km is usually the specific energy consumption for suburban services. 50 - 75 150-200 100-150 120-150 50 - 75 150-200 100-150 120-150 ANSWER DOWNLOAD EXAMIANS APP
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