If cohesion between molecules of a fluid is greater than adhesion between fluid and glass, then the free level of fluid in a dipped glass tube will be_________________?

Related Mcqs:

1. 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

2. In order to increase sensitivity of U-tube manometer, one leg is usually inclined by angle 9. Sensitivity of inclined tube to sensitivity of U-tube is equal to_________________?

   A. sin 9
   B. sin 9
   C. casS
   D. cos 9
   E. tan 9

3. The capillary rise at 20°C in a clean glass tube of 1 mm bore containing water is ap-proximately_______________?

   A. 1 mm
   B. 5 mm
   C. 10 mm
   D. 20 mm
   E. 30 mm

4. The capillary rise at 20°C in a clean glass tube of 1 mm bore containing water is ap-proximately____________________?

   A. 1 mm
   B. 5 mm
   C. 10 mm
   D. 20 mm
   E. 30 mm

5. Property of a fluid by which its own molecules are attracted is called ________________?

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

6. 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
   E. surface tension

7. The rise or depression of liquid in a tube due to surface tension wim increase in size of tube will_______________?

   A. increase
   B. remain unaffected
   C. may increase or decrease depending on the characteristics of liquid
   D. decrease
   E. unpredictable

8. The pressure at a point in a fluid will not be same in all the directions when the fluid is________________?

   A. moving
   B. viscous
   C. viscous and static
   D. inviscous and moving
   E. viscous and moving

9. The resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to____________________?

   A. Buoyancy
   B. Equilibrium of a floating body
   C. Archimedes’ principle
   D. Bernoulli’s theorem
   E. Metacentric principle

10. In the case of steady flow of a fluid, the acceleration of any fluid particle is__________________?

    A. constant
    B. variable
    C. zero
    D. zero under limiting conditions
    E. never zero