General Science Chemistry MCQs
Q. For most liquids, viscosity increases with increasing:
1: Pressure
2: Temperature
3: Surface tension
Select the correct option from codes given below:
a. 1 & 3 Only
b. 2 & 3 Only
c. 3 Only
d. 1, 2 & 3
In liquids main cause of viscosity is cohesion between the molecules. As the temperature of a liquid increases, its surface tension decreases.The viscosity of liquids reduce with increase in temperature.