Advertisements
Advertisements
Question
Define upthrust and state its S.I. unit.
Advertisements
Solution
The upward force exerted on a body by the fluid in which it is submerged is called the upthrust. Its S.I. unit is 'newton'.
APPEARS IN
RELATED QUESTIONS
A body experiences the same buoyant force when it floats or sinks in water.
When a boat is partially immersed in water, it displaces 600 kg of water. How much is the buoyant force acting on the boat in newtons ? (g = 10 m s-2)
Define the term relative density of a substance.
Why does a piece of ice float on water?
Write an expression for the pressure at a point inside a liquid. Explain the meaning of the symbols used.
Complete the following sentence :
Pressure at all points at the same depth is ....................
The pressure P1 at a certain depth in river water and P2 at the same depth in sea water are related as :
Complete the following sentence :
A piece of wood is held under water. The upthrust on it will be ___________ the weight of the wood piece.
Select the correct option.
Thrust acting perpendicularly on the unit surface area is called
What is meant by up thrust?
