Concept explainers
The right end of the tube is now scaled with a stopper. The water on both sides remain the same. There is no air between the stopper and the water surface.
1. Does the pressure at points A and Dincrease, decrease,orremain the same? Explain.
2. Is the pressure al point E greater than, less than, or equal to the pressure at point D?
Does the difference in pressure
3. Is the pressure at pointF greater than, less than, or equal toatmospheric pressure?
Is the force exerted by the rubber stopper on the water surfaceon the right greater than, less than, or equal to the forceexerted by the atmosphere on the water surface on the left?
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