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Question 1. Operation of mcleod gauge used for low pressure measurement is based on the principle of
  1.     Gas law
  2.     Boyle's law
  3.     Charles law
  4.     Pascal's law
Answer: Option B

Question 2. The viscosity of water at 20°c is
  1.     One stoke
  2.     One centistoke
  3.     One poise
  4.     One centipoise
Answer: Option D

Question 3. The centrifugal pump preferred for a specific speed between 80 to 160 r.p.m. is
  1.     Slow speed with radial flow at outlet
  2.     Medium speed with radial flow at outlet
  3.     High speed with radial flow at outlet
  4.     High speed with mixed flow at outlet
Answer: Option D

Question 4. The jet ratio is defined as the ratio of the
  1.     Diameter of jet to the diameter of Pelton wheel
  2.     Velocity of jet to the velocity of Pelton wheel
  3.     Diameter of Pelton wheel to the diameter of jet
  4.     Velocity of Pelton wheel to the velocity of jet
Answer: Option C

Question 5. Operation of mcleod gauge used for low pressure measurement is based on the principle of
  1.     Gas law
  2.     Boyle's law
  3.     Charles law
  4.     Pascal's law
Answer: Option B

Question 6. In a centrifugal pump casing, the flow of water leaving the impeller, is
  1.     Rectilinear flow
  2.     Radial flow
  3.     Free vortex motion
  4.     Forced vortex
Answer: Option C