Surface Tension
Trending Questions
Q. When a drinking straw is placed in a cup of water, the water level rises because of
- cohesion
- adhesion
- surface tension
- All the above
Q.
Attraction of water molecules to polar surfaces is known as
Q. 62.What is crystallisation and dissolution?
Q. Capillarity theory was proposed by
- Unger
- Sachs
- Boehm
- Mac Dougal
Q.
Assertion: The surface tension of water is one of the reasons of high capillarity through tracheids and vessels.
Reason: Water molecules are attracted to one another more than the water molecules in the gaseous state.
if both A and R are false.
if A is true but R is false
if both A and R are true and R is the correct explanation of A
if both A and R are true but R is not the correct explanation of A
Q. When a drinking straw is placed in a cup of water, the water level rises because of
- adhesion
- cohesion
- surface tension
- All the above
Q. Cohesion, Adhesion & surface tension physical properties of water, provide which of the following properties (Characteristics) in water column?
- Transpiration pull & Tensile strength
- Tensile strength and capillarity
- Capillarity & transpiration pull
- All of the above
Q.
In which among the following cases is adhesive force predominant over cohesive force?
Water in capillary tube.
Mercury in capillary tube.
Water in a test tube in which the inner wall is coated with wax.
Water on leaves of aquatic plants.