Material Handling Set 1

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This set of Material Handling Multiple Choice Questions & Answers (MCQs) focuses on Material Handling Set 1

Q1 | Which of the following resistance depends on the train speed?
  • Journal friction
  • Track resistance
  • Frictional resistance
  • all of the above
Q2 | In case of electric traction, power supply frequency for 25 kV single phase system is
  • 60 Hz
  • 16? Hz
  • 25 Hz
  • 50 Hz
Q3 | The number of cylinders in case of steam locomotives is
  • Eight
  • Four
  • Two
  • One
Q4 | In case of screw conveyors, cut flights are used for
  • grains
  • cereals
  • light materials
  • all of the above
Q5 | Which one of the following shovel excavators is considered most efficient in loading carriers?
  • Dipper shovel
  • Clam shell
  • Back hoe
  • Drag line
Q6 | In screw conveyors, ribbon screws are used for
  • wet and sticky materials
  • granular materials
  • none of the above
Q7 | 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
  • 25 to 30 tonnes
  • 5 to 7 tonnes
  • 35 to 40 tonnes
  • 40 to 50 tonnes
Q8 | Automatic scales can be used with
  • belt conveyors
  • apron conveyors
  • pivoted bucked carriers
  • Any of the above
Q9 | The angle of repose depends on
  • shape of the material
  • smoothness of the material
  • degree of fineness of the material
  • all of the above
Q10 | Car shakers are often used for
  • unloading of coal
  • loading of granular materials
  • both (A) and (B) above
  • None of the above
Q11 | A four wheel drive has
  • differential on rear side only
  • differential on front side only
  • both front as well as rer differentials
  • no differential
Q12 | The maximum degree of broad gauge line is
  • 10?
  • 12?
  • 14?
  • 8?
Q13 | In case of flight conveyors the angle of flight is seldom allowed to exceed
  • 75?
  • 70?
  • 60?
  • 40?
Q14 | In case of pneumatic system, a receiver is
  • a device for storing compressed air
  • a divice for storing atmospheric air
  • a device for cleaning air
  • a device for cooling air
Q15 | Flight conveyors are mainly used for conveying
  • iron ore
  • bauxite
  • coal
  • grains
Q16 | A chain link while in use may be subjected to
  • bending
  • shear
  • tension
  • Any of the above
Q17 | In case of a single girder overhead travelling crane, the section used is
  • I-beam
  • Z-section
  • angle iron
  • a channel
Q18 | The distance between the rails of a metre gauge railway line is
  • One metre
  • 4 ft, 6
  • 3 ft, 9
  • 0.692 metre
Q19 | Pneumatic conveyors are generally used for conveying
  • package goods
  • granular material
  • mineral ores
  • heavy goods
Q20 | Electric motor used for skip hoists may be
  • dc motor
  • Slip ring type induction motor
  • Ward Leonard system
  • Any of the above
Q21 | We know that acid phosphate (damp) adheres to the belt of belt conveyor. Which of the following conveyor will be preferred for conveying this material?
  • Screw conveyor
  • Flight conveyor
  • pneumatic conveyor
  • Any of the above
Q22 | In case of an overhead travelling crane, the hoisting unit is supported on
  • a pillar
  • a bridge
  • a tower
  • Any of the above
Q23 | Which of the following material has the highest weight/volume ratio?
  • Barley
  • Coke
  • Limestone
  • Charcoal
Q24 | The expected life of a light commercial vehicle is nearly
  • 250,000 km
  • 150,000 km
  • 50,000 km
  • 350,000 km
Q25 | In electric traction, the torque exerted is
  • continuous, pulsating
  • pulsating, continuous
  • pulsating, pulsating
  • continuous, continuous