A. distance between the stops is more
B. maximum speed reached is high
C. acceleration and retardation rates are low
D. all of the above
Related Mcqs:
- Speed-time curve of main line service differs from those of urban and suburban services on following account_______________?
A. it has longer free running period
B. it has longer coasting period
C. accelerating and braking periods are comparatively smaller
D. all of the above - The rate of acceleration on suburban orurban service is in the range_________________?
A. 0.2 to 0.5 km phps
B. 1.6 to 4.0 km phps
C. 5 to 10 km phps
D. 15 to 25 km phps - The rate of acceleration on suburban orurban services is restricted by the consideration of______________?
A. Engine power
B. Track curves
C. Passenger Discomfort
D. Track size - The voltage used for suburban trains in D.C. system is usually_______________?
A. 12 V
B. 24 V
C. 220 V
D. 600 to 750 V - _______________watt-hours per tonne km is usually the specific energy consumption for suburban services?
A. 15—20
B. 50—75
C. 120—150
D. 160—200 - The slope of a.c. load line is ______________ that of d.c. load line?
A. The same as
B. More than
C. Less than
D. None of the above - Specific energy consumption is least in ________________ service?
A. main line
B. urban
C. suburban - Main traction systems used in India are, those using______________?
A. electric locomotives
B. diesel engine locomotives
C. steam engine locomotives
D. diesel electric locomotives
E. all of the above - A wound rotor induction motor is preferred, as compared to squirrel cage induction motor, when major consideration is____________________?
A. slop speed operation
B. high starting torque
C. low windage losses
D. all of the above - Digital computers are more widely used as compared to analog computers, because they are______________?
A. less expensive
B. always more accurate and faster
C. useful over wider ranges of problem types
D. easier to maintain
