Advertisements
Advertisements
Question
How does the pressure exerted by a solid and fluid differ?
Advertisements
Solution
A solid exerts pressure only on the surface on which it is placed, i.e. at its bottom, but a fluid exerts pressure at all points in all directions.
RELATED QUESTIONS
The density of aluminium is 2.7 g cm-3 and that of brass 8.4 g cm’3. The correct statement is
The density of brass is 8.4 g cm-3. What do you mean by this statement?
Distinguish between density and relative density.
A cork piece floats on water surface while an iron nail sinks in it. Explain the reason.
The density of water is 1.0 g Cm-3. The density of iron is 7.8 × 10″3 g Cm-3. The density of mercury is 13.6 g Cm-3.
Ans the following:
Will a piece of iron float or sink in water?
A plastic cube is released into the water. Will it sink or come to the surface of the water?
Define the term thrust. State its S.I. unit.
State whether thrust is a scalar or vector?
How does the liquid pressure on a diver change if:
the diver moves to the greater depth
Complete the following sentence :
Pressure at a depth h in a liquid of density p is ......................
