A cubic lump of cheese of area 10 cm x
10 cm and weight 3 N stands on a table.
Calculate the pressure (in pascal Pa)
exerted by it on the tabl
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Answer:
Area = 3cm×3cm=9cm
2
=9×10
−4
m
2
& Pressure exterted = 5Pa
Since Pressure =
Area
Force
Force = Pressure × Area
Force = 9×10
−4
×5N
= 45×10
−4
N.
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