43. The ratio of absolute viscosity to mass density is known as
A.Specific viscosity
B.Viscosity index
C.Kinematic viscosity
D.Coefficient of viscosity

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44. Kinematic viscosity is equal to
A.Dynamic viscosity/density
B.Dynamicviscosity x density
C.Density/dynamic viscosity
D.Lidynamicviscosity x density

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45. Which of the following is the unit of kinematic viscosity
A.Pascal
B.Poise
C.Stoke
D.Faraday

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46. A one dimensional flow is one which
A.Is uniform flow
B.Is steady uniform flow
C.Takes place in straight lines
D.Involves zero transverse component of flow

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47. Alcohol is used in manometers because
A.It has low vapour pressure
B.It is clearly visible
C.It has low surface tension
D.It can provide longer column due to low density

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48. A pressure of 25 m of head of water is equal to
A.25 Idslim2
B.245 kN/m2
C.2500 kN/m2
D.2.5kN/m2

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49. Specific weight of sea water is more that of pure water because it contains
A.Dissolved air
B.Dissolved salt
C.Suspended matter
D.All of the above

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