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How does the pressure exerted by solid liquid and gas differ ?

Important Questions on Force and Pressure

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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: 
HARD
Science>Physics>Force and Pressure>Thrust and Pressure
Derive mathematically that pressure exerted by a liquid at a point inside it is hdg.
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Science>Physics>Force and Pressure>Thrust and Pressure
Why do the shape and size of the balloon change when filled with air or water?
MEDIUM
Science>Physics>Force and Pressure>Thrust and Pressure
A cylindrical vessel is filled with equal amounts of weight of mercury on water. The overall height of the two layers is 29.2 cm, specific gravity of mercury is 13.6. Then the pressure of the liquid at the bottom of the vessel is
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Science>Physics>Force and Pressure>Thrust and Pressure

An empty plastic bottle closed with an airtight stopper is pushed down into a bucket filled with water. As the bottle is pushed down, the force on the bottle increases as shown in the graph. This is because

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Science>Physics>Force and Pressure>Thrust and Pressure
What is fluid?
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Science>Physics>Force and Pressure>Thrust and Pressure
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?
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Science>Physics>Force and Pressure>Thrust and Pressure
Describe a simple experiment to show that at a given depth, a liquid exerts same pressure in all directions.
MEDIUM
Science>Physics>Force and Pressure>Thrust and Pressure
The figure shows two fish tank, each having ends of width 1 foot. Tank A is 3 feet long while tank B is 6 feet long. Both tanks are filled with 1 foot of water


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SA= the magnitude of the force of the water on the end of tank A  ( right vertical surface )

SB= the magnitude of the force of the water on the end of tank B  ( right vertical surface)

BA= the magnitude of the force of the water on the bottom of tank A

BB= the magnitude of the force of the water on the bottom of tank B Using the notation given above, Which one of the following sets of equations below is correct for this situation ?
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Science>Physics>Force and Pressure>Thrust and Pressure

Pressure exerted by a liquid on a container (in which it is enclosed) acts on 

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Science>Physics>Force and Pressure>Thrust and Pressure
Two stretched membranes of areas 1 cm2 and 2 cm2 are placed in a liquid at the same depth. The ratio of the pressure on them is 
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Science>Physics>Force and Pressure>Thrust and Pressure
Why are liquids and gases regarded as fluids?
MEDIUM
Science>Physics>Force and Pressure>Thrust and Pressure
A uniform tapering vessel shown in figure is filled with liquid of density 900 kgm-3. The force that acts on the base of the vessel due to liquid is (take g =10 ms-2)


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Science>Physics>Force and Pressure>Thrust and Pressure
The pressure of the water at the bottom of the pond is ____ at the surface of the pond.
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Science>Physics>Force and Pressure>Thrust and Pressure
A beaker is filled with a liquid of density ρ up to a height h. If the beaker is at rest, then the mean pressure on the walls of the beaker is:
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Science>Physics>Force and Pressure>Thrust and Pressure
Pressure at a point inside a liquid does not depend on
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Science>Physics>Force and Pressure>Thrust and Pressure
The pressure of a liquid at the same horizontal plane at all points is _____ (equal/ different).
MEDIUM
Science>Physics>Force and Pressure>Thrust and Pressure

Describe an experiment to show that a liquid exerts pressure at the bottom of the container in which it is kept. 

MEDIUM
Science>Physics>Force and Pressure>Thrust and Pressure
Describe an experiment to show that the liquid pressure at a point increases with the increase in height of the liquid column above that point.
HARD
Science>Physics>Force and Pressure>Thrust and Pressure
A U-tube of base length l filled with same volume of two liquids of densities ρ and 2ρ is moving with an acceleration a on the horizontal plane. If the height difference between the two surfaces (open to atmosphere) becomes zero, then the height h is given by-


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