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MCQs

Total Questions : 149 | Page 13 of 15 pages
Question 121. Calculate that torque, if the diameter of the shaft is 50 mm and revolutions @ 130 rpm. The maximum shear stress is 62.5 N/mm².
  1.    1564 Nm
  2.    1478 Nm
  3.    1534 Nm
  4.    1494 Nm
 Discuss Question
Answer: Option C. -> 1534 Nm
Answer: (c).1534 Nm
Question 122. ______ openings or indentations of corrugations in plaster.
  1.    Helms
  2.    Grains
  3.    Keys
  4.    Flake
 Discuss Question
Answer: Option C. -> Keys
Answer: (c).Keys
Question 123. ________ is a process of mixing various constituents of plaster.
  1.    Grazing
  2.    Blistering
  3.    Gauging
  4.    Hacking
 Discuss Question
Answer: Option C. -> Gauging
Answer: (c).Gauging
Question 124. The small projections of plaster are known as ________
  1.    Back
  2.    Dado
  3.    Dot
  4.    Hack
 Discuss Question
Answer: Option C. -> Dot
Answer: (c).Dot
Question 125. What is the example for a centrifugal pump?
  1.    Reciprocating pump
  2.    Suction pump
  3.    Rotodynamic pump
  4.    Delivery pump
 Discuss Question
Answer: Option C. -> Rotodynamic pump
Answer: (c).Rotodynamic pump
Question 126. _____ is a phenomenon by which the study and continuous flow of liquid are obstructed.
  1.    Slip
  2.    Separation
  3.    Air vessels
  4.    Knockage
 Discuss Question
Answer: Option B. -> Separation
Answer: (b).Separation
Question 127. ____ is the difference between theoretical discharge and the actual discharge of the pump.
  1.    Crank
  2.    Hook
  3.    Slip
  4.    Centile
 Discuss Question
Answer: Option C. -> Slip
Answer: (c).Slip
Question 128. Negative slip occurs when the______ is more than theoretical discharge.
  1.    Virtual discharge
  2.    Actual discharge
  3.    Mean discharge
  4.    Mode discharge
 Discuss Question
Answer: Option B. -> Actual discharge
Answer: (b).Actual discharge
Question 129. Reciprocating pump is an example of ___________
  1.    Positive displacement pump
  2.    Delivery pump
  3.    Suction pump
  4.    Rotodynamic pump
 Discuss Question
Answer: Option A. -> Positive displacement pump
Answer: (a).Positive displacement pump
Question 130. ______ pumps, the torque is uniform.
  1.    Reciprocating pump
  2.    Suction pump
  3.    Delivery pump
  4.    Centrifugal pump
 Discuss Question
Answer: Option D. -> Centrifugal pump
Answer: (d).Centrifugal pump

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