Sail E0 Webinar

MCQs

Total Questions : 123 | Page 6 of 13 pages
Question 51. If a material has identical properties in all directions, it is said to be
  1.    homogeneous
  2.    isotropic
  3.    elastic
  4.    orthotropic
 Discuss Question
Answer: Option A. -> homogeneous


homogeneous


Question 52. In case of an external mouth piece the pressures at vena contracta is equal to
  1.    Ha - 0.98 H
  2.    Ha - 0.89 H
  3.    Ha - 0.77 H
  4.    Ha - 0.87 H
 Discuss Question
Answer: Option D. -> Ha - 0.87 H


Ha - 0.87 H


Question 53. The operation of removal of external material from the sea or river bed is known as
  1.    digging
  2.    shoveling
  3.    excavating
  4.    dredging
 Discuss Question
Answer: Option D. -> dredging


dredging


Question 54. Bombay harbour is an example of _____ harbour
  1.    artificial
  2.    natural
  3.    excavating
  4.    dreading
 Discuss Question
Answer: Option A. -> artificial


artificial


Question 55. The device fitted to a reciprocating pump for smooth and uniform flow is called
  1.    accelerator
  2.    impeller
  3.    booster
  4.    air vessel
 Discuss Question
Answer: Option B. -> impeller


impeller


Question 56. Surge tank is provided to prevent the effect of
  1.    racing of turbine
  2.    pressure reaction
  3.    water hammer
  4.    spilling of water
 Discuss Question
Answer: Option C. -> water hammer


water hammer


Question 57. The minimum distance between centres of rivet holes should be
  1.    2.5 times the hole diameter
  2.    1.5 times the hole diameter
  3.    3 times of hole diameter
  4.    equal to the hole diameter
 Discuss Question
Answer: Option B. -> 1.5 times the hole diameter


1.5 times the hole diameter


Question 58. In turbine governing system, the pump used is
  1.    centrifugal pump
  2.    reciprocating pump
  3.    gear pump
  4.    uplift pump
 Discuss Question
Answer: Option C. -> gear pump


gear pump


Question 59. The modulus of elasticity of steel is
  1.    150 KN/mm^2
  2.    200 KN/mm^2
  3.    250 KN/mm^2
  4.    275 KN/mm^2
 Discuss Question
Answer: Option B. -> 200 KN/mm^2


200 KN/mm^2


Question 60. The inclination of a lacing bar with the axis of the compression member shall not exceed
  1.    60
  2.    70
  3.    45
  4.    30
 Discuss Question
Answer: Option B. -> 70


70


Latest Videos

Latest Test Papers