Advertisements
Advertisements
प्रश्न
A body weighs W gf in air and W1 gf when it is completely immersed in water. Find: (i) Volume of the body, (ii) Upthrust on the body and (iii) Relative density of the material of the body.
Advertisements
उत्तर
(i) Volume of the body = (W - W1) cm3
(ii) Upthrust on the body = (W - W1)gf
(iii) R.D. of the material of body = `("W")/("W - W"_1)`
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.
Define the term density.
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.
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?
A piece of wax floats on brine. What fraction of its volume is immersed?
Density of wax = 0.95 g cm-3, Density of brine = 1.1 g cm-3.
If the density of ice is 0.9 g cm-3, then what portion of an iceberg will remain below the surface of water in sea? (Density of sea water = 1.1 g cm-3)
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 loss of weight of body?
Select the correct option:
When a body is floating in a liquid:
