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प्रश्न
A body weighing 5 kgf, placed on a surface of area 0.1 m2, exerts a thrust on the surface equal to
विकल्प
50 kgf
5 kgf
50 kgf m-2
5 kgf m-2
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उत्तर
5 kgf
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संबंधित प्रश्न
Two vessels have the same base area but different shapes. The first vessel takes twice the volume of water that the second vessel requires to fill up to a particular common height. Is the force exerted by the water on the base of the vessel the same in the two cases? If so, why do the vessels filled with water to that same height give different readings on a weighing scale?
Define the term ‘pressure’ and state its unit.
Name two factors on which the pressure on a surface depends.
Why do camels or elephants have broad feet?
It is easier to cut with a sharp knife than with a blunt one. Explain.
Consider the situation of the previous problem. Let the water push the left wall by a force F1 and the right wall by a force F2.
The total force exerted by a body normal to the surface is called ______.
At higher altitudes, atmospheric pressure is ______.
Pressure is directly proportional to the area of contact.
Cooking in a place located at a higher altitude is difficult. Why?
