Question
Consider a thin square plate floating on a viscous liquid in a large tank. The height h of the liquid in the tank is much less than the width of the tank. The floating plate is pulled horizontally with a constant velocity . Which of the following statements is (are) true?
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Text solutionVerified
Viscous force is given by since h is very small, so magnitude of viscous force is given by
(Because and y = height of fluid (h))
;
Since plate is moving with constant velocity, same force must be acting on the floor.
So Option (A), (C) and (D) are correct
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Question Text | Consider a thin square plate floating on a viscous liquid in a large tank. The height h of the liquid in the tank is much less than the width of the tank. The floating plate is pulled horizontally with a constant velocity . Which of the following statements is (are) true? |
Answer Type | Text solution:1 |
Upvotes | 151 |