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MCQs

Total Questions : 90 | Page 4 of 9 pages
Question 31. Pascal’s law is applied in ____________
  1.    Pitot tube
  2.    Hydraulic lift
  3.    Orificemeter
  4.    Venturimeter
 Discuss Question
Answer: Option B. -> Hydraulic lift
Answer: (b).Hydraulic lift
Question 32. Which of the following device is not based on Bernoulli’s equation?
  1.    Venturimeter
  2.    Orificemeter
  3.    Hydraulic lift
  4.    Pitot tube
 Discuss Question
Answer: Option C. -> Hydraulic lift
Answer: (c).Hydraulic lift
Question 33. Which of the following is the coefficient of pitot tube?
  1.    0.96
  2.    0.98
  3.    0.97
  4.    0.95
 Discuss Question
Answer: Option B. -> 0.98
Answer: (b).0.98
Question 34. Which of the following devices measures the velocity of flow?
  1.    Pitot tube
  2.    Venturimeter
  3.    Orificemeter
  4.    Hydraulic jacks
 Discuss Question
Answer: Option A. -> Pitot tube
Answer: (a).Pitot tube
Question 35. Bernoulli’s equation is applicable only for ___________ flow.
  1.    Rotational
  2.    Steady
  3.    Compressible
  4.    Unsteady
 Discuss Question
Answer: Option B. -> Steady
Answer: (b).Steady
Question 36. Flow of water when a tap is just open is an example of __________ flow.
  1.    Uniform
  2.    Steady
  3.    Unsteady
  4.    Turbulent
 Discuss Question
Answer: Option C. -> Unsteady
Answer: (c).Unsteady
Question 37. A Straight cantilever of uniform area carries a udl over its entire length. If the free end of a cantilever is now prop at the level of the fixed end, the vertical force required at the prop be __________
  1.    3/4 W
  2.    3/8 W
  3.    5/8 W
  4.    W
 Discuss Question
Answer: Option B. -> 3/8 W
Answer: (b).3/8 W
Question 38. ____________ is used to empty a tank of water having no outlet.
  1.    Venacontracta
  2.    Syphon
  3.    Summit
  4.    Dyne
 Discuss Question
Answer: Option B. -> Syphon
Answer: (b).Syphon
Question 39. Find out the elongation of a tie of 2m long, if the axial rigidity is 5000 × 10⁴ mm². The axial pull be 20 kN.
  1.    0.8 mm
  2.    0.6 mm
  3.    0.5 mm
  4.    1mm
 Discuss Question
Answer: Option A. -> 0.8 mm
Answer: (a).0.8 mm
Question 40. Glass is an example of _________
  1.    Elastic
  2.    Brittle
  3.    Toughness
  4.    Hardness
 Discuss Question
Answer: Option B. -> Brittle
Answer: (b).Brittle

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