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A bookcase has a base of 1 m long and 0.5 m wide. It has a mass of 300kg. Find the pressure it exerts on the floor in kPa.

Sagot :

marmal
[tex]1m*0.5m=0.5m^2\\ g=10\frac{m}{s^2}\\ 300kg*10\frac{m}{s^2}=3000N\\ 3000N--0.5m^2\\ \ \ x\ \ --\ 1\\ x=6000Pa=60kPa[/tex]
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