Advertisements
Advertisements
Question
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
Solution
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
RELATED QUESTIONS
Assuming the density of air to be 1.295 kg m-3, find the fall in barometric height in mm of Hg at a height of 107 m above the sea level. Take density of mercury = 13.6 × 103 kg m-3.
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?
A solid lighter than water is found to weigh 7.5 gf in air. When tied to a sinker the combination is found to weigh .If the sinker alone weighs 72.5 gf in water, find R.D. of solid.
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?
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:
Write the SI units of Weight of a body
Complete the following result:
The density of water is ______ Kgm-3.
