Electric Traction In case of a steam engine an average coal consumption per km is nearly 60 to 80 kg 150 to 175 kg 100 to 120 kg 28 to 30 kg 60 to 80 kg 150 to 175 kg 100 to 120 kg 28 to 30 kg ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following methods is used to control speed of 25 kV, 50 Hz single phase traction? Reduced current method All of the listed here Series parallel operation of motors Tap changing control of transformer Reduced current method All of the listed here Series parallel operation of motors Tap changing control of transformer ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Which of the following is the advantage of electric braking? More heat is generated during braking Motor continues to remain loaded during braking It is instantaneous It avoids wear of track More heat is generated during braking Motor continues to remain loaded during braking It is instantaneous It avoids wear of track ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Specific energy consumption is affected by which of the following factors? Gradient All of the listed here Retardation and acceleration values Distance between stops Gradient All of the listed here Retardation and acceleration values Distance between stops ANSWER DOWNLOAD EXAMIANS APP
Electric Traction _________ frequency is not common in low frequency traction system 40 Hz None of the listed here 16 Hz 25 Hz 40 Hz None of the listed here 16 Hz 25 Hz ANSWER DOWNLOAD EXAMIANS APP
Electric Traction Vacuum is created by which of the following? Any of the listed here Ejector Vacuum pump None of the listed here Any of the listed here Ejector Vacuum pump None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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