Which of the following statements regarding a liquid is/are not correct?
The SI unit of viscosity is pascal-second.
1 Pa-s = 10 poise.
The viscosity of a liquid decreases with increase in temperature
The viscosity of a liquid increases with increase in temperature
A
The viscosity of a liquid decreases with increase in temperature
B
1 Pa-s = 10 poise.
C
The SI unit of viscosity is pascal-second.
D
The viscosity of a liquid increases with increase in temperature
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Solution
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The viscosity of liquid decreases with increase in temperature. As with increase in temperature, the liquid molecules move apart due to which less adhesion force is created. So, viscosity decreases.
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