Advertisements
Advertisements
Question
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.
Advertisements
Solution
Density of sea water is more than the density of river water. So river water offers less upthrust to the trawler as compared to sea water. So, when a trawler is fully loaded sea water to maximum capacity, is moved to river water, it will sink.
APPEARS IN
RELATED QUESTIONS
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.
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?
What can you say about the average density of a ship floating on water in relation to the density of water?
Explain the following :
An egg sinks in fresh water, but floats in a strong salt solution.
A rubber ball floats on water with its 1/3rd volume outside water. What is the density of rubber?
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 body of mass ‘m’ is floating in a liquid of density ‘p’
what is the loss of weight of body?
A wooden cube of side 10 cm has a mass of 700 g. It will float in the water with:
(a) Half of its volume inside the water
(b) 3 cm height above the water surface
(c) 7 cm height above the water surface
(d) Just inside the water surface.
Complete the following result:
S.l. unit of density is _________
