A nail has a circular head of area

PHYSICS · Single correct · AP · Physics 1: Algebra-based · Fluids · Fluids

Problem

A nail has a circular head of area

2\,\text{mm}^2

. What force must be applied on the head so that the pressure on it is

2\times10^{8}\,\text{Pa}

? (a)

40\,\text{N}

(b)

4\times10^{3}\,\text{N}

(c)

4\times10^{2}\,\text{N}

(d)

2\times10^{2}\,\text{N}

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