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MCQs

Total Questions : 203 | Page 1 of 21 pages
Question 1. Which of the following are percussion drills? (i) Shot drill (ii) Diamond drill (iii) Wagon drill (iv) Churn drill
  1.    (i) and (ii) are correct
  2.    (iii) and (iv) are correct
  3.    (i) and (iv) are correct
  4.    (ii) and (iii) are correct
 Discuss Question
Answer: Option B. -> (iii) and (iv) are correct
Question 2. Which of the following lining material is useful for shield driven tunnels in sub aqueous regions?
  1.    Stone masonry
  2.    Timber
  3.    Cast iron
  4.    Cement concrete
 Discuss Question
Answer: Option C. -> Cast iron
Question 3. Which of the following methods of tunneling is used for long tunnels at great depths?
  1.    Army method
  2.    Needle beam method
  3.    Austrian method
  4.    English method
 Discuss Question
Answer: Option C. -> Austrian method
Question 4. Drifters can be used to drill
  1.    Only up holes
  2.    Only down holes
  3.    Horizontal or up holes
  4.    Horizontal down or up holes
 Discuss Question
Answer: Option D. -> Horizontal down or up holes
Question 5. The tunnels, the artificial underground passages are constructed for:
  1.    Highways
  2.    Railways
  3.    Sewerage
  4.    All the above
 Discuss Question
Answer: Option D. -> All the above
Question 6. Which one of the following statements is not correct in respect of setting of an inclined tunnel?
  1.    Reference points are constructed at every 300 m
  2.    The alignment is fixed from upper/lower apex point
  3.    The level of the invert at the heading is marked by a tape
  4.    None the above
 Discuss Question
Answer: Option D. -> None the above
Question 7. Which one of the following methods is generally used for the layout of the muck-car tracks?
  1.    The grass hopper method
  2.    Passing track method
  3.    The cherry picker
  4.    All the above
 Discuss Question
Answer: Option D. -> All the above
Question 8. The concentration of the dust particles of the size 0.5 to 5 microns adjacent to the working face should not be more than
  1.    200 particles/cm3
  2.    250 particles/cm3
  3.    300 particles/cm3
  4.    450 particles/cm3
 Discuss Question
Answer: Option D. -> 450 particles/cm3
Question 9. Circular section of tunnels is not suitable for
  1.    Carrying water
  2.    Non-cohesive soils
  3.    Tunnels driven by shield method
  4.    Placement of concrete lining
 Discuss Question
Answer: Option D. -> Placement of concrete lining
Question 10. The most commonly adopted pattern of cut holes is:
  1.    Horizontal wedge cut
  2.    Pyramid cut
  3.    Fan cut
  4.    All the above
 Discuss Question
Answer: Option D. -> All the above

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