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1.

Pascal-second is the unit of                        
A. pressure B. kinematic viscosity
C. dynamic viscosity D. surface tension



2.

An ideal fluid is                        
A. one which obeys Newton's law of viscosity B. frictionless and incompressible
C. very viscous D. frictionless and compressible



3.

The unit of kinematic viscosity is                        
A. gm/cm-sec2 B. dyne-sec/cm2
C. gm/cm2-sec D. cm2/sec




4.

If the dynamic viscosity of a fluid is 0.5 poise and specific gravity is 0.5, then the kinematic viscosity of that fluid in stokes is                        
A. 0.25 B. 0.5
C. 1 D. none of the above



5.

The viscosity of a gas                        
A. decreases with increase in temperature B. increases with increase in temperature
C. is independent of temperature D. is independent of pressure for very high pressure intensities



6.

Newton's law of viscosity relates                        
A. intensity of pressure and rate of angular deformation B. shear stress and rate of angular deformation
C. shear stress, viscosity and temperature D. viscosity and rate of angular deformation



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