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प्रश्न
Select the correct option:
When a body is wholly or partially immersed in a liquid, it experiences a buoyant force which is equal to:
विकल्प
volume of liquid displaced by it
weight of liquid displaced by it
both volume of liquid displaced by it and weight of liquid displaced by it
none of the above
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उत्तर
weight of liquid displaced by it
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संबंधित प्रश्न
State whether the following statement is true or false :
The buoyant force depends on the nature of object immersed in the liquid
When does an object float or sink when placed on the surface of a liquid ?
Which of the following will sink or float on water? (Density of water = 1 g Cm-3)
body C having density 1100 kg m-3
What is the law of floatation?
Deduce an expression for the pressure at depth inside a liquid.
Complete the following sentence :
Pressure at a point inside the liquid is ...................... To its depth.
The pressure of water on the ground floor is 40,000 Pa and on the first floor is 10,000 Pa. Find the height of the first floor. (Take : density of water = 1000 kg m-3, g = 10 m s-2)
A balloon filled with helium gas floats in a big closed jar which is connected to an evacuating pump. What will be your observation, if air from the jar is pumped out? Explain your answer.
What is meant by up thrust?
Assertion (A): The buoyant force on a submerged rigid object can be considered to be acting at the center of mass of the object.
Reason (R): In rigid body, force distributed uniformly through its volume can be considered to be acting at the centre of mass of the body.
