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NEETChemistryStates of Matter

What happens to the layer of molecules in immediate contact with a fixed surface when a liquid flows over it?

Options

  1. AThe layer accelerates its flow
  2. BThe layer remains stationary
  3. CThe layer becomes turbulent
  4. DThe layer retreats from the surface

Correct answer

B. The layer remains stationary

Step-by-step solution

When a liquid flows over a fixed surface, the layer of molecules in immediate contact with the surface remains stationary.

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