A boy of mass 45 Kg stands on a square wooden block of 50cm side. Calculate the pressure exerted by the boy on the block.
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Answered by
10
Pressure=force/Area
Force=mass x Acceleration (Gravity).
Force=45x10=450N
Area = side x side
= 50x50/100 x 100 (In SI unit)
=2500/1000
Pressure = 450/2500/1000
=450 x 10000/2500
Force=mass x Acceleration (Gravity).
Force=45x10=450N
Area = side x side
= 50x50/100 x 100 (In SI unit)
=2500/1000
Pressure = 450/2500/1000
=450 x 10000/2500
Answered by
8
pressure=force/area
=mass*gravity/m²
g=9.8m/s² mass=45kg m²=0.25
p=mass*gravity/m²
=45*9.8/0.25
=1764 pa
=mass*gravity/m²
g=9.8m/s² mass=45kg m²=0.25
p=mass*gravity/m²
=45*9.8/0.25
=1764 pa
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