A substance which has no shape of its own but takes the shape of the...
flotation
Question Category: flotation
What is specific gravity of a substance?
Specific gravity of a substance is defined as the ratio of density of a substance...
What do you mean by buoyant force?
It is defined as the upward force exerted by a fluid on a body immersed...
When an object is immersed in a fluid, name the
(i) Downward gravitational force and (ii) upward buoyant force.
Why does an egg sink in freshwater but floats in
Salty water is denser than freshwater, hence the egg experiences greater upthrust
Do all bodies immersed in a given fluid experience the
No, as they will displace different weight of the fluid.
The volume of a body of mass 50 g is
It will sink. The weight of the body is greater than the weight of water...