Q3 of 14 Page 155

What is the force needed to produce of 1 pa over a square area of side 2m?

We know,


Pressure =


Therefore,


Force = pressure × area


Here,


Pressure= 1 pa


Side of a square= 2m


So, area of the square = 2×2 m2 = 4 m2


So,


Force= 1×4 N = 4 N


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