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Q) Which of the following machine is used to level the ground and spreads the loose material?

  • Excavator
  • Scraper
  • Grader
  • Tractor
Solution

Q) As per the Indian Electricity Rules 1956, the maximum permissible length of a flexible cable used with an electric rope shovel is a. 100m

  • 100m
  • 200m
  • 300m
  • 500m
Solution

Q) Which of the following earth moving machines has the longest cycle time?

  • Dragline
  • Electric rope shovel
  • Hydraulic shovel
  • Dipper shovel
Solution

Q) Apart from use in mine for production, shovel can be used in which of the following auxiliary operations?

  • Ramp construction
  • Sump construction
  • Providing berm
  • All of these
Solution

Q) Which of the following is not a working position in operation of a front end loader?

  • raising positions
  • lowering positions
  • float positions
  • travelling positions 
Solution

Q) Which of the following is a disadvantage of Steel?

  • High strength per unit mass
  • High durability
  • Fire and corrosion resistance
  • Reusable
Solution

Q) when the shear force diagram is a parabolic curve between two points, it is a

  • Point load at the two points
  • no loading between the two points
  • uniformly distributed load between the two points
  • uniformly varying load between the two points
Solution

Q) The neutral axis of the cross section of a beam is that axis at which the bending stress is

  • Zero
  • Minimum
  • Maximum
  • Infinity
Solution

Q) Five cubes of identical size and another smaller cube are assembled as shown in Figure A. If viewed from direction X, the planar image of the assembly appears as Figure B. If viewed from direction Y, the planar image of the assembly (Figure A) will appear as?

  •  
Solution

Q) Visualize a cube that is held with one of the four body diagonals aligned to the vertical axis. Rotate the cube about this axis such that its view remains unchanged. The magnitude of the minimum angle of rotation is

  • 1200
  • 600
  • 900
  • 1800
Solution

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