The process of diffusion of one liquid into the other through a semi-permeable membrane is called_______________________?

Related Mcqs:

1. A liquid compressed in cylinder has a volume of 0.04 m3 at 50 kg/cm2 and a volume of 0.039 m3 at 150 kg/cm2. The bulk modulus of elasticity of liquid is___________________?

   A. 400 kg/cm2
   B. 4000 kg/cm2
   C. 40 x 105 kg/cm2
   D. 40 x 106 kg/cm2
   E. none of the above

2. For a body floating in a liquid the normal pressure exerted by the liquid acts at ____________________?

   A. bottom surface of the body
   B. e.g. of the body
   C. metacentre
   D. all points on the surface of the body
   E. all of the above

3. The thermal efficiency of a semi-diesel cycle having fixed compression ratio and fixed quantity of heat, with increase in pressure ratio will_______________?

   A. increase
   B. decrease
   C. remain unaffected
   D. increase/decrease depending upon engine capacity
   E. first increase and then decrease

4. The tendency of a liquid surface to contract is due to the following property_____________?

   A. cohesion
   B. adhesion
   C. viscosity
   D. surface tension
   E. elasticity

5. A liquid would wet the solid, if adhesion forces as compared to cohesion forces are________________?

   A. less
   B. more
   C. equal
   D. less at low temperature and more at high temperature
   E. there is no such criterion

6. The point in the immersed body through which the resultant pressure of the liquid may be taken to act is known as_________________?

   A. meta center
   B. center of pressure
   C. center of buoyancy
   D. center of gravity
   E. none of the above

7. The angle of contact in case of a liquid depends upon___________________?

   A. the nature of the liquid and the solid
   B. the material which exists above the free surface of the liquid
   C. both of die above
   D. any one of the above
   E. none of die above

8. The property by virtue of which a liquid opposes relative motion between its different layers is called_________________?

   A. surface tension
   B. co-efficient of viscosity
   C. viscosity
   D. osmosis
   E. cohesion

9. The flow in which each liquid particle has a definite path and their paths do not cross each other is called__________________?

   A. one dimensional flow
   B. uniform flow
   C. steady flow
   D. turbulent flow
   E. streamline flow

10. A piece of wood having weight 5 kg floats in water with 60% of its volume under the liquid. The specific gravity of wood is _________________?

    A. 0.83
    B. 0.6
    C. 0.4
    D. 0.3
    E. none of the above