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प्रश्न
Write the SI units of Relative density
उत्तर
Relative density is a pure ratio it has no dimension.
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संबंधित प्रश्न
Write the density of water at 4°C in S.I. unit .
A jeweller claims that he makes ornaments of pure gold that has a relative density of 19.3. He sells a bangle weighing 25.25 gf to a person. The clever customer weighs the bangle when immersed in water and finds that it weighs 23.075 gf in water. With the help of suitable calculations, find out whether the ornament is made of pure gold or not.
[Hint : calculate R.D. of material of bangle which comes out to be 11.6].
A loaded cargo ship sails from sea water to river water. State and Explain your observations.
Explain the following :
An egg sinks in fresh water, but floats in a strong salt solution.
Explain the following :
A balloon filled with hydrogen rises to a certain height and then stops rising further.
A rubber ball floats on water with its 1/3rd volume outside water. What is the density of rubber?
If the density of ice is 0.9 g cm-3, then what portion of an iceberg will remain below the surface of water in sea? (Density of sea water = 1.1 g cm-3)
Select the correct option:
When a body is floating in a liquid:
Select the correct option:
The ratio between the mass of a substance and the mass of an equal volume of water at 4°C is called:
