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MCQs

Total Questions : 270 | Page 7 of 27 pages
Question 61. Which of the following centrifugal pumps has higher specific speed than the others?
  1.    Axial flow
  2.    Radial flow
  3.    Mixed flow
  4.    All centrifugal pumps have same specific speed
 Discuss Question
Answer: Option A. -> Axial flow
Answer: (a).Axial flow
Question 62. Which of the following is/are not example/s of rotary displacement pumps?
  1.    Gear pump
  2.    Vane pump
  3.    Rotary piston pump
  4.    Centrifugal pump
 Discuss Question
Answer: Option D. -> Centrifugal pump
Answer: (d).Centrifugal pump
Question 63. Rotary displacement pumps are suitable for handling ________
  1.    Oils
  2.    Gritty liquids
  3.    Both oils as well as gritty liquids
  4.    Granules
 Discuss Question
Answer: Option A. -> Oils
Answer: (a).Oils
Question 64. Pump transfers the mechanical energy of a motor or of an engine into _________ of a fluid.
  1.    Pressure energy
  2.    Kinetic energy
  3.    Either pressure energy or kinetic energy
  4.    Pressure energy, kinetic energy or both
 Discuss Question
Answer: Option D. -> Pressure energy, kinetic energy or both
Answer: (d).Pressure energy, kinetic energy or both
Question 65. Which of the following is NOT a type of positive displacement pumps?
  1.    Reciprocating pump
  2.    Rotary displacement pump
  3.    Centrifugal pump
  4.    None of the mentioned
 Discuss Question
Answer: Option C. -> Centrifugal pump
Answer: (c).Centrifugal pump
Question 66. What is the aim of pipes system in the dairy industry?
  1.    Facilitate product flow
  2.    Pasteurization
  3.    Fouling
  4.    Storage
 Discuss Question
Answer: Option A. -> Facilitate product flow
Answer: (a).Facilitate product flow
Question 67. Which material is used for pipes which conduct water and air?
  1.    Stainless steel
  2.    Copper
  3.    Ceramic
  4.    Plastic
 Discuss Question
Answer: Option B. -> Copper
Answer: (b).Copper
Question 68. Which material is used for pipes which are in contact with milk or product?
  1.    Stainless steel
  2.    Copper
  3.    Ceramic
  4.    Plastic
 Discuss Question
Answer: Option A. -> Stainless steel
Answer: (a).Stainless steel
Question 69. Which material is used for pipes which conduct waste?
  1.    Stainless steel
  2.    Copper
  3.    Ceramic
  4.    Plastic
 Discuss Question
Answer: Option C. -> Ceramic
Answer: (c).Ceramic
Question 70. Which grade of stainless steel is known as acid proof steel?
  1.    AISI 304
  2.    AISI 316
  3.    SIS 2333
  4.    SIS 2359
 Discuss Question
Answer: Option B. -> AISI 316
Answer: (b).AISI 316

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