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प्रश्न
Write the SI units of Density
उत्तर
SI unit of density is Kgm-3.
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संबंधित प्रश्न
A body dipped into a liquid experiences an upthrust. State two factors on which upthrust on the body depends.
A body of volume 100 cm3 weighs 5 kgf in air. It is completely immersed in a liquid of density 1.8 × 103 kg m-3. Find:
- The upthrust due to liquid and
- The weight of the body in liquid.
A body weighs W gf in air and W1 gf when it is completely immersed in water. Find: (i) Volume of the body, (ii) Upthrust on the body and (iii) Relative density of the material of the body.
A loaded cargo ship sails from sea water to river water. State and Explain your observations.
Explain the following :
A balloon filled with hydrogen rises to a certain height and then stops rising further.
A wooden block floats in water with two-third of its volume submerged.
(a) Calculate the density of wood.
(b) When the same block is placed in oil, three-quarters of its volume is immersed in oil. Calculate the density of oil.
A body of mass 50 g is floting in water. What is the apparent weight of body in water? Explain your answer.
A wooden cube of side 10 cm has a mass of 700 g. It will float in the water with:
(a) Half of its volume inside the water
(b) 3 cm height above the water surface
(c) 7 cm height above the water surface
(d) Just inside the water surface.
Complete the following result:
Density in kg m-3 = ______ x density in g cm-3
