Mercury does not wet the glass because of its property of ______________________?

Related Mcqs:

1. The mercury in a glass tube assumes convex shape at the top because of_________________________?

   A. Cohesion
   B. Adhesion
   C. Surface Tension
   D. Viscosity

2. When the air in a atmosphere is fully saturated with the vapours present in it, then the pressure exerted by such wet air mass will be called ____________________?

   A. Vapour pressure
   B. Saturation pressure
   C. Partial pressure
   D. Atmospheric pressure

3. If a river or stream is collecting sediment and is building up dunes in its bed is called ______________________?

   A. Stable river
   B. Sub-stable river
   C. Aggrading river
   D. Sediment river

4. The experiment of capillary rise is performed in a glass tube of smaller diameter, because___________________?

   A. It is easily visible
   B. Glass tube is cheaper than metal
   C. Glass tube is lighter than metallic tube
   D. Capillary rise is significant

5. A river which does not change its alignment – slope and its regime significantly is called________________?

   A. Aggrading river
   B. Degrading river
   C. Stable river
   D. Deltaic River

6. The property of liquid which controls its rate of flow is called __________________?

   A. Capillarity
   B. Compressibility
   C. Viscosity
   D. Specific gravity

7. the ratio between the rate of change of discharge of the out let to the rate of change of discharge of the distributary is called ______________________?

   A. Proportionally
   B. flexibility
   C. Sensitivity
   D. Flow abili

8. The water vapours are generally present in a atmosphere, some times isolated and sometimes mixed with other gases. in such a situation the pressure exerted by each component of mixture, will be called ______________________?

   A. Partial pressure
   B. Saturation pressure
   C. Vapour pressure
   D. All are correct

9. According to Blight, the percolating water seeps along the lower contour of the hydraulic structure, the length traversed by this water is called ______________________?

   A. Creep length
   B. Seeping length
   C. Piping
   D. Undermining

10. The loss of head H/ L is proportional to the length of creep. There fore the loss of head per unit creep length is called ______________________?

    A. Hydraulic gradient
    B. Head loss
    C. Creep length
    D. Exit gradient