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प्रश्न
The density of a body which sinks in water is ......... than 1000 Kg m-3.
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उत्तर
The density of a body which sinks in water is more than 1000 Kg m-3.
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संबंधित प्रश्न
How does the density of a body and that of a liquid determine whether the body will float or sink into that liquid?
The density of water is 1.0 g Cm-3. The density of iron is 7.8 × 10″3 g Cm-3. The density of mercury is 13.6 g Cm-3.
Ans the following:
Will a piece of iron float or sink in water?
How does the pressure exerted by a solid and fluid differ?
The pressure P1 at the top of a dam and P2 at a depth h form the top inside water (density p) are related as :
A block of iron of mass 7.5 kg and of dimensions 12 cm × 8 cm × 10 cm is kept on a table top on its base of side 12 cm × 8 cm.
Calculate:
- Thrust and
- Pressure exerted on the table top
Take 1 kgf = 10 N.
A piece of wood if left under water comes to the surface. Explain the reason.
Complete the following sentence.
Mass = .................... × density
What is the centre of buoyancy? State its position for a floating body with respect to the centre of gravity of the body.
The upward force that is caused due to the pressure difference in liquid (or fluid) is called ______.
The center of gravity of the floating body and the center of buoyance are in the same ______ line.
