Question

a boy of mass 40 kg standing on land .If area of his feat is 0.04m sq. Calculate pressure

Answer 1

☆☆ AS-SALAM-MUALAIKUM ☆☆

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GIVEN DATA :-
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mass=40 kg
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area=0.04m^2
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REQUIRED:-
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PRESSURE=?
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FORMULA:-
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PRESSURE IS THE FORCE APPLIED PER UNIT AREA OF A BODY .

P=F/A -----------1
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SOLUTION:-
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FORCE=m×g
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FORCE=40×9.8
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FORCE=392N ---------2
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PUT THIS VALUE OF FORCE IN EQUATION 1
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P=F/A
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P=392/0.04
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P==9800N/m^2
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P=9800 PASCAL
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