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प्रश्न
Which of the following will sink or float on water? (Density of water = 1 g Cm-3)
body D having density 0.85 g m-3
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उत्तर
Density of water = 1 g Cm-3
Density of body D = 0.85 g m-3 < 1.0 g Cm-3
Density of body D is less than the density of water hence body D will FLOAT on water
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संबंधित प्रश्न
A body experiences the same buoyant force when it floats or sinks in water.
What is the law of floatation?
The diagram given below show a body floating in three different liquids. A, B and C at different levels.
(a) In which liquid does the body experience the greatest buoyant force?
(b) Which liquid has the least density?
(c) Which liquid has the highest density?
State the laws of liquid pressure.
Complete the following sentence :
Pressure at a depth h in a liquid of density p is ......................
Complete the following sentence :
Pressure at a point inside the liquid is ...................... To its depth.
A body weighs 450 gf in air and 310 gf when completely immersed in water. Find
(i) The volume of the body,
(ii) The loss in weight of the body, and
(iii) The upthrust on the body.
State the assumption made in part (i).
What is the centre of buoyancy? State its position for a floating body with respect to the centre of gravity of the body.
Is pressure a vector quantity?
How is thrust different from pressure?
