Hydraulics and Fluid Machines - Hydraulics and Fluid Machines objective type questions and answers


26. Property of a fluid by which its own molecules are attracted is called.......


   A.Adhesion

   B.Cohesion

   C.Viscosity

   D.Compressibility


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B.Cohesion

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27. The specific weight of water is 100 kg/m3 .......


   A.At normal pressure of 760 mm

   B.At 40C temperature

   C.At mean sea level

   D.All of the above


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D.All of the above

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28. Specific weight of water in SI units is equal to.........


   A.1000 N/m3

   B.10000 N/m3

   C.9.81 x 103 N/m3

   D.9.8 x 106 N/m


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C.9.81 x 103 N/m3

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29. The property of a fluid which enables it to resist tensile stress is known as ......


   A.Compressibility

   B.Surface tension

   C.Cohesion

   D.Adhesion


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C.Cohesion

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30. The property of fluid by which molecules of different kinds of fluids are attracted to each other is called.......


   A.Adhesion

   B.Cohesion

   C.Viscosity

   D.Compressibility


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A.Adhesion

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