JEE AdvancedPhysicsWork Power and EnergyMultiple correct+4 / −1
A flat plate is moving normal to its plane through a gas under the reaction of a constant force The gas is kept at a very low pressure. The speed of the plate is much less than the average speed u of the gas molecules. Which of the following options is /are true?
- AThe pressure difference between the leading and trailing faces of the plate is proportional to uv
- BThe resistive force experimenced by the plate is proportional to
- CThe plate will continue to move with constant non-zero acceleration, at all times
- DAt a later time the external force balances the resistive force
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