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Mechanical Engineering Objective Questions { Fluid Mechanics }



8. Liquids
A.Cannot be compressed
B.Are not viscous
C.Are not affected by change and temperature
D.None of the above.

9. Density of water is maximum at
A.0?C
B.0?K
C.4?C
D.100?C

10. Property of a fluid by which its own molecules are attracted is called
A.Adhesion
B.Cohesion
C.Viscosity
D.Compressibility

11. Mercury does not wet glass. This is due to property of liquid known as
A.Adhesion
B.Cohesion
C.Surface tension
D.Viscosity

12. The property of a fluid which enables it to resist tensile stress is known as
A.Compressibility
B.Surface tension
C.Cohesion
D.Adhesion

13. Property of a fluid by which molecules of different kinds of fluids are attracted to each other is called
A.Adhesion
B.Cohesion
C.Viscosity
D.Compressibility

14. The specific weight of water is 1000 kg/m3
A.At normal pressure of 760 mm
B.At 4?C temperature
C.At mean sea level
D.All the above

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