Advertisements
Advertisements
प्रश्न
Select the correct option:
When a body is floating in a liquid:
विकल्प
The weight of the body is less than the upthrust due to immersed part of the body
The weight of body is more than the upthrust due to the immersed part of the body
The weight of body is equal to the upthrust due to the immersed part of the body
none of the above
Advertisements
उत्तर
The weight of body is equal to the upthrust due to the immersed part of the body
APPEARS IN
संबंधित प्रश्न
A piece of brass weighs 175 gf in air and 150 gf when fully submerged in water. The density of water is 1.0 g cm-3.
(i) What is the volume of the brass piece? (ii) Why does the brass piece weigh less in water?
'The density of iron is 7800 kg m-3'. What do you understand by this statement?
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?
Explain the following :
Toy balloons filled with hydrogen rise to the ceiling, but if they are filled with carbon dioxide, then they sink to the floor.
Explain the following :
As a ship in harbour is being unloaded, it slowly rises higher in water.
A wooden cube of side 10 cm has mass 700 g. What part of it remains above the water surface while floating vertically on water surface?
The density of ice is 0.92 g cm-3 and that of sea water is 1.025 g cm-3. Find the total volume of an iceberg which floats with its volume 800 cm3 above water.
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.
