A boy of mass 50 kg exerts a pressure of 25000 pa calculate the area
which the force acts A = 0.02m²

A = 0.02 m²

Explanation: Solution:

Pressure is expressed in the formula:

P = F / A       where F = mg

  = mg /A

  = 50 kg ( 9.8 m/s²) / 25000 Pa

  =  0.02 m²

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object 2 because all the other ones are wrong