If a book of mass 280 gram and surface area 100 cm^2 is lying on a table .Calculate the pressure exerted by the book on the table.
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pressure = force /area
force =mg=280*9.8*10^-3=2.744
area =100*10^-4
p=2.744/0.001=274.4
force =mg=280*9.8*10^-3=2.744
area =100*10^-4
p=2.744/0.001=274.4
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