Hydraulic Machines Multiple Choice Questions and Answers

41. Pilot tube is used for measurement of .......

   A.Pressure

   B.Flow

   C.Velocity at a point

   D.Discharge

42. Bernoulli's theorem deals with the law of conservation of .......

   A.Mass

   B.Momentum

   C.Energy

   D.None of them

43. The flow in pipe is laminar if .........

   A.Reynolds number is equal to 2500

   B.Reynolds number is equal to 4000

   C.Reynolds number is more than 2500

   D.None of the above

44. A stream line is a line ......

   A.Which is along the path of a particle

   B.Which is always parallel to the main direction of flow

   C.Across which there is no flow

   D.On which tangent drawn at any point gives the direction of velocity

45. Continuity equation deals with the law of conservation of .......

   A.Mass

   B.Momentum

   C.Energy

   D.None of the above

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