Advertisements
Advertisements
प्रश्न
Write an expression for the pressure at a point inside a liquid. Explain the meaning of the symbols used.
Advertisements
उत्तर
P = Po + h ρ g
Here, P = Pressure exerted at a point in the liquid
Po = Atmospheric pressure
h = Depth of the point below the free surface
`ρ` = Density of the liquid
g = Acceleration due to gravity
APPEARS IN
संबंधित प्रश्न
What do you mean by buoyancy?
The relative density of alcohol is 0.8. Its density is
A piece of wood floats on water. The buoyant force on wood will be
What physical quantity is measured in bar?
State whether pressure is a scalar or vector?
Explain the following statement:
Sleepers are laid below the rails.
The pressure P1 at the top of a dam and P2 at a depth h form the top inside water (density p) are related as :
Complete the following sentence :
Two balls, one of iron and the other of aluminium experience the same upthrust when dipped completely in water if _____________ .
What is the centre of buoyancy? State its position for a floating body with respect to the centre of gravity of the body.
What do you understand by the term “Buoyancy”.
