A. Jolting and skidding
B. Hammer blow
C. Pitching
D. All of the above
Related Mcqs:
- The steam engine provided on steam locomotives is____________?
A. single acting condensing type
B. single acting non-condensing type
E. double acting condensing type
D. double acting non-condensing type - Which of the following braking systems is used on steam locomotives ?
A. Hydraulic system
B. Pneumatic system
C. Vacuum system
D. None of the above - The horsepower of steam locomotives is______________?
A. up to 1500
B. 1500 to 2000
C. 2000 to 3000
D. 3000 to 4000 - _______________has the least value of starting torque to full load torque ratio?
A. D.C. shunt motor
B. D.C. series motor
C. Squirrel cage induction motor
D. Slip ring induction motor - The pulsating d.c. applied to power amplifier causes________________?
A. Burning of transistor
B. Hum in the circuit
C. Excessive forward voltage
D. None of the above - Which of the following braking systems on the locomotives is costly ?
A. Regenerative braking on electric locomotives
B. Vacuum braking on diesel locomotives
C. Vacuum braking on steam locomotives
D. All braking systems are equally costly - For which of the following locomotives the maintenance requirements are the least ?
A. Steam locomotives
B. Diesel locomotives
C. Electric locomotives
D. Equal in all of the above - In case of steam engines the steam pressure is_______________?
A. 1 to 4 kgf/cm2
B. 5 to 8 kgf/cm2
C. 10 to 15 kgf/cm2
D. 25 to 35 kgf/cm2 - For diesel locomotives the range of horsepower is_______________?
A. 50 to 200
B. 500 to 1000
C. 1500 to 2500
D. 3000 to 5000 - The efficiency of diesel locomotives is nearly_______________?
A. 20 to 25 percent
B. 30 to 40 percent
C. 45 to 55 percent
D. 60 to 70 percent
