Advertisements
Advertisements
प्रश्न
Write down an equation that defines density.
उत्तर
Density is defined by the following equation :
`ρ = m/V`,
where ρ = density,
V = volume, and
m = mass.
APPEARS IN
संबंधित प्रश्न
What is the difference between the density and relative density of a substance ?
If the relative density of a substance is 7.1, what will be its density in SI units ?
The density of turpentine is 840 kg/m3. What will be its relative density ? (Density of water = 1000 kg/m3)
An object is put in three liquids having different densities, one by one. The object floats with `1/9` , `2/11` and `3/7` parts of its volume outside the surface of liquids of densities d1, d2 and d3 respectively. Which of the following is the correct order of the densities of the three liquids?
A metal in which even iron can float is :
A solid of density 900 kg/m3 floats in oil as shown in the given diagram. The oil floats on water of density 1000 kg/m3 as shown. The density of oil kg/m3 could be :
The density of water is 1000 kg/m3 and the density of copper is 8900 kg/m3. Which of the following statements is incorrect?
Why is it easier to swim in seawater than in river water?
Calculate the average density of the earth in terms of g, G and R
A ball weighing 4 kg of density 4000 kg m–3 is completely immersed in water of density 103 kg m–3 Find the force of buoyancy on it. (Given g = 10 m s–2)