Advertisements
Advertisements
प्रश्न
Complete the following result:
Mass = _______ × density
उत्तर
Mass = Volume × density
APPEARS IN
संबंधित प्रश्न
A body of density ρ is immersed in a liquid of density ρL. State the condition when the body will (i) float and (ii) sink in the liquid.
Complete the following sentence :
An empty tin container with its mouth closed has an average density equal to that of a liquid. The container is taken 2 m below the surface of that liquid and is left there. Then the container will ____________ .
A rubber ball floats on water with its 1/3rd volume outside water. What is the density of rubber?
A hollow cylinder of copper of length 25 cm and area of cross-section 15 cm2, floats in water with 3/5 of its length inside water. Calculate:
(1) apparent density of a hollow copper cylinder.
(2) wt. of cylinder.
(3) extra force required to completely submerge it in water.
A cork cut in the form of a cylinder floats in alcohol of density 0.8 gcm-3, such that 3/4 of its length is outside alcohol. If the total length of the cylinder is 35 cm and area of cross-section 25 cm2, calculate:
(1) density of cork
(2) wt. of cork
(3) extra force required to submerge it in alcohol
An inflated balloon is placed inside a big glass jar which is connected to an evacuating pump. What will you observe when the evacuating pump starts working? Give a reason for your answer.
A body of mass 50 g is floting in water. What is the apparent weight of body in water? Explain your answer.
A body of mass ‘m’ is floating in a liquid of density ‘p’
what is the apparent weight of body?
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: