EASY
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Do the liquids exert equal pressure in all the direction?

(Choose from the following: Yes/ No)

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Important Questions on Force and Pressure

EASY

Which one of the following statements is INCORRECT ?

MEDIUM
A block of mass 3 kg and density ρ, suspended from a spring balance is immersed in a liquid of density ρ3.  Then the balance would read weight as: 
EASY
When we press the bulb of a dropper with its nozzle kept in water, air in the dropper is seen to escape in the form of bubbles. Once we release the pressure on the bulb, water gets filled in the dropper. The rise of water in the dropper is due to
EASY
What type of pressure is involved in the filling of a liquid in a syringe?
EASY
Where is the pressure greater, 10 m below the surface of the sea or 20 m below the surface of the sea?
EASY
Name any two devices used in everyday life which work on the existence of atmospheric pressure.
MEDIUM
Why are our bodies not crushed by the large pressure exerted by the atmosphere?
EASY
Describe a simple experiment to show that at a given depth, a liquid exerts same pressure in all directions.
EASY
What conclusion do you get from the observation that a fountain of water is created at the leaking joint of pipes of the main water supply line?
EASY
The Earth is surrounded by a thick layer of air called the _____.
EASY
What substance present in our body balances the atmospheric pressure acting on us?
EASY
What makes a balloon get inflated when air is filled in it?
EASY
Why do the shape and size of the balloon change when filled with air or water?
MEDIUM
Name the factors on which atmospheric pressure depends. Explain how does atmospheric pressure changes when we go to the mountains. 
EASY
If a vacuum is created between two Magdeburg hemispheres joined together, they cannot be separated easily. What presses the hemispheres together?
EASY
Where will the atmospheric pressure be greater-at ground level or at the top of a high mountain?