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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
State whether the following statement is true or false :
The buoyant force depends on the nature of object immersed in the liquid
The density of aluminium is 2.7 g cm-3 and that of brass 8.4 g cm’3. The correct statement is
Name the S.I. unit of density. How is it related to g Cm-3?
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.
Answer the following:
Will a piece of iron float or sink in mercury?
Define the term thrust. State its S.I. unit.
A small block of wood is completely immersed in (i) water, (ii) glycerine and then released. In each case, What do you observe? Explain the difference in your observation in the two cases.
Two spheres A and B, each of volume 100 cm3 is placed on water (density = 1.0 g cm−3). The sphere A is made of wood of density 0.3 g cm−3 and sphere B is made of iron of density 8.9 g cm−3.
- Find:
- The weight of each sphere, and
- The upthrust on each sphere.
- Which sphere will float? Give reason.
Complete the following sentence.
Mass = .................... × density
What do you mean by buoyancy?
What do you understand by the term “Buoyancy”.
