Advertisements
Advertisements
प्रश्न
How does the density ρs of a substance determine whether a solid piece of that substance will float or sink in a given liquid ρL?
Advertisements
उत्तर
The body will float if its density is less than or equal to the density of the liquid ρs ≤ ρL.
The body will sink if its density is greater than the density of the liquid ρs > ρL.
APPEARS IN
संबंधित प्रश्न
A bunch of feathers and a stone of the same mass are released simultaneously in air. Which will fall faster and why? How will your observation be different if they are released simultaneously in vacuum?
Express the relationship between the C.G.S. and S.I. units of density.
'The density of iron is 7800 kg m-3'. What do you understand by this statement?
The density of water is :
Explain why an iron nail floats on mercury, but it sinks in water.
Hint : Density of iron is less than that of mercury, but more than that of water.
When a piece of ice floating in water melts, the level of water inside the glass remains same. Explain.
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 trawler is fully loaded in sea water to maximum capacity. What will happen to this trawler, if moved to river water? Explain your answer.
A body of mass ‘m’ is floating in a liquid of density ‘p’
what is the apparent weight of body?
Complete the following result:
Mass = _______ × density
