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Force, Pressure and Area

Prove that, P= F/A.


1 Answer


  1. The pressure, the force applied is directly proportional to its magnitude, that receives the area.
    P α F……….. (i)
  2. The force that gives pressure is inversely proportional to the area that receives the force.
    P α 1/A ………….. (ii)

From equation (i) and (ii) we get,
P α F/A

or, P = K (F/A) , where K= constant

If 1 N force is applied in 1 square meter area, then the pressure will be 1N/m2 and thus, k=1.

Then, 

P=F/A. Proved.

 

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