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प्रश्न
The S.I. unit of pressure is :
विकल्प
N cm-2
Pa
N
N m2
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उत्तर
The S.I. unit of pressure is : Pa
संबंधित प्रश्न
The density of a body which sinks in water is ......... than 1000 Kg m-3.
What is the unit of relative density?
Distinguish between density and relative density.
Which of the following will sink or float on water? (Density of water = 1 g Cm-3)
body D having density 0.85 g m-3
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?
State whether thrust is a scalar or vector?
Differentiate between thrust and pressure.
Complete the following sentence :
Pressure is .................... in all directions about a point in a liquid.
You are provided with a hollow iron ball A of volume 15 cm3 and mass 12 g and a solid iron ball B of mass 12 g. Both are placed on the surface of water contained in a large tub.
- Find upthrust on each ball.
- Which ball will sink? Give a reason for your answer (Density of iron = 8.0 g cm-3)
