Advertisements
Advertisements
प्रश्न
Select the correct option.
Thrust acting perpendicularly on the unit surface area is called
विकल्प
pressure
moment of force
down thrust
none of these
Advertisements
उत्तर
pressure
APPEARS IN
संबंधित प्रश्न
Why does a block of wood held under water rise to the surface when released ?
The diagram given below show a body floating in three different liquids. A, B and C at different levels.
(a) In which liquid does the body experience the greatest buoyant force?
(b) Which liquid has the least density?
(c) Which liquid has the highest density?
Why does a piece of ice float on water?
Deduce an expression for the pressure at depth inside a liquid.
Complete the following sentence :
Pressure is .................... in all directions about a point in a liquid.
A body experiences an upthrust F1 in river water and F2 in sea water when dipped up to the same level. Which is more, F1 or F2? Give reason.
It is easier to lift a heavy stone under water than in air. Explain.
A body will experience minimum upthrust when it is completely immersed in :
Select the correct option.
The unit Nm2 is the unit of
Complete the analogy.
Downward force: Weight:: Upward force offered by liquid: _____
