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Which of the following statements above viscosity are correct? when a ball falls...


Question

Which of the following statements above viscosity are correct? when a ball falls through a viscous liquid
i. viscosity opposes the gravitational force on the ball.
ii. viscosity opposes the upthrust on the ball.
iii. viscosity is in the same direction as the upthrust on the ball.
iv. as the ball falls faster the more viscous the liquid is

Options

A) i and iii only

B) i and ii only

C) ii and iv only

D) iii and iv only

E) i, ii and iv only


The correct answer is A.


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