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प्रश्न
The weight of a body is more than the buoyant force experienced by it, due to a liquid. The body will
पर्याय
sink
float with its some part outside the liquid
float just below the surface of liquid
float with whole of its volume above the surface of liquid.
उत्तर
sink .
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संबंधित प्रश्न
What is meant by the term ‘buoyancy’ ?
A body experiences the same buoyant force while floating in water or alcohol.
The density of aluminium is 2.7 g cm-3 and that of brass 8.4 g cm’3. The correct statement is
What is the cause of buoyant force ?
State the laws of liquid pressure.
Complete the following sentence :
Pressure at a depth h in a liquid of density p is ......................
Two cylindrical vessels fitted with pistons A and B of area of cross-section 8 cm2 and 320 cm2 respectively are joined at their bottom by a tube and they are completely filled with water. When a mass of 4 kg is placed on piston A, Find:
- the pressure on piston A,
- the pressure on piston B, and
- the thrust on piston B.
A body is held inside water contained in a vessel by tying it with a thread to the base of the vessel. Name the three forces that keep the body in equilibrium, and state the direction in which each force acts.
Calculate the hydrostatic pressure exerted by water at the bottom of a beaker. Take the depth of water as 40 cm, the density of water 1000 kgm−3 and g = 9.8 ms−2.
A body will sink if the weight of the body is greater than the buoyant force.
