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प्रश्न
Describe a simple experiment to demonstrate that a liquid enclosed in a vessel exerts pressure in all directions.
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उत्तर
Take a can or large plastic bottle filled with water. Place it on a horizontal surface. Make a series of holes in the wall of the vessel anywhere below the free surface of the liquid. The water spurts out through each hole. This shows that the liquid exerts pressure at each point on the wall of the bottle.
Liquid exerts pressure at all points in all directions
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संबंधित प्रश्न
Fill in the blank with suitable word :
It is the................. force which makes objects appear lighter in water.
Distinguish between density and relative density.
The density of water is 1.0 g Cm-3. The density of iron is 7.8 × 10″3 g Cm-3. The density of mercury is 13.6 g Cm-3.
Ans the following:
Will a piece of iron float or sink in water?
Complete the following sentence.
Mass = .................... × density
Select the correct option.
Thrust acting perpendicularly on the unit surface area is called
Select the correct option:
When a body is wholly or partially immersed in a liquid, it experiences a buoyant force which is equal to:
Is thrust a scalar or vector quantity?
Consider the statement given below and choose the correct option.
Assertion: Water strider slides easily on the surface of the water.
Reason: Water strider experiences less buoyant force.
The upward force that is caused due to the pressure difference in liquid (or fluid) is called ______.
Complete the analogy.
Downward force : Weight :: Upward force offered by liquid : _____.
