Pressure on nail — task. Science CBSE, Class 9.

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A hammer exerts a force of 2.5 \(N\) on nail \(A\) and \(B\). The area of cross section of tip of nail \(A\) is 2

{mm}^{2}

. While that of Nail \(B\) is 7

{mm}^{2}

. Calculate the pressure of each nail in pascal and also choose a nail which exerts high pressure.

a. The pressure on nail A is

\times 10^{6}

Pa

b. The pressure on nail B is

\times 10^{6}

Pa

c. The nail which exerts high pressure is .

Important!

Note: Enter your answer with 2 decimal digits.

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10. Pressure on nail