Viscosity

Q. Viscosity of liquid decreases with increase in temperature.

1. True
2. False

Q.

Viscosity

1. Has the dimensions of kgms^-1

2. Is measured in poise

3. Has the dimensions of kgm²s^-1

4. None of the above

Q.

With increasing molecular mass of a liquid, the viscocity:

1. all are wrong

2. decreases

3. increases

4. no effect

Q.

Viscosity

1. Applies to Newtonian fluids

2. Increases with temperature (Newtonian)

3. Both a and b

4. Neither a nor b

Q.

The viscosity of which liquid is the maximum?

1. Water

2. Glycol

3. Acetone

4. Ethanol

Q.

The reciprocal of viscosity is called

1. none of these

2. surface tension

3. frictional resistance

4. fluidity

Q.

Choose the correct statement with respect to liquids or the liquid state:

1. Surface tension increases with temperature

2. Addition of soap reduces surface tension

3. Viscosity is independent of intermolecular forces

4. Stalagmometer measures viscosity

Q. Viscosity of a liquid decreases with an increase in its temperature.

1. True
2. False

Q. is the property of liquids due to which there is a resistance to movement between two layers of a liquid.

1. viscosity
2. volatility
3. surface tension

Q. Which of the following liquids has the highest viscosity ?

1. Benzene
2. Carbon disulphide
3. Acetone
4. Ethanol