Question

please help in this question
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Answer 1

Answer:

we know that pressure =force/area

now force will be normal force or simply weight of book

which is given 6 N

so pressure=6/.0002 =30000 pascle or pa

=3×10^4 pa

2 cm^2 will be equal to .0002 m^2

and we need here area in m^2.