πŸ“Š Material Handling
Q. Which of the following resistance depends on the train speed?
  • (A) Journal friction
  • (B) Track resistance
  • (C) Frictional resistance
  • (D) all of the above
πŸ’¬ Discuss
βœ… Correct Answer: (D) all of the above
πŸ“Š Material Handling
Q. In case of electric traction, power supply frequency for 25 kV single phase system is
  • (A) 60 Hz
  • (B) 16 Hz
  • (C) 25 Hz
  • (D) 50 Hz
πŸ’¬ Discuss
βœ… Correct Answer: (D) 50 Hz
πŸ“Š Material Handling
Q. In case of screw conveyors, cut flights are used for
  • (A) grains
  • (B) cereals
  • (C) light materials
  • (D) all of the above
πŸ’¬ Discuss
βœ… Correct Answer: (D) all of the above
πŸ“Š Material Handling
Q. In case of screw conveyors, cut flights are used for
  • (A) grains
  • (B) cereals
  • (C) light materials
  • (D) all of the above
πŸ’¬ Discuss
βœ… Correct Answer: (D) all of the above
πŸ“Š Material Handling
Q. Which one of the following shovel excavators is considered most efficient in loading carriers?
  • (A) Dipper shovel
  • (B) Clam shell
  • (C) Back hoe
  • (D) Drag line
πŸ’¬ Discuss
βœ… Correct Answer: (A) Dipper shovel
πŸ“Š Material Handling
Q. In screw conveyors, ribbon screws are used for
  • (A) wet and sticky materials
  • (B) granular materials
  • (C) All the above
  • (D) none of the above
πŸ’¬ Discuss
βœ… Correct Answer: (A) wet and sticky materials
πŸ“Š Material Handling
Q. A jack having 2 cm as the diameter of the screw at the root of the thread, may be expected to safely lift a load of about
  • (A) 25 to 30 tonnes
  • (B) 5 to 7 tonnes
  • (C) 35 to 40 tonnes
  • (D) 40 to 50 tonnes
πŸ’¬ Discuss
βœ… Correct Answer: (B) 5 to 7 tonnes
πŸ“Š Material Handling
Q. Automatic scales can be used with
  • (A) belt conveyors
  • (B) apron conveyors
  • (C) pivoted bucked carriers
  • (D) Any of the above
πŸ’¬ Discuss
βœ… Correct Answer: (D) Any of the above
πŸ“Š Material Handling
Q. The angle of repose depends on
  • (A) shape of the material
  • (B) smoothness of the material
  • (C) degree of fineness of the material
  • (D) all of the above
πŸ’¬ Discuss
βœ… Correct Answer: (D) all of the above

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