A Nail Projects 40 $\times$ 10^-6 M $\times$ 10^-5 $\times$ 10^-5 $\times$ 10^-5 $\times$ 10^-5 $\times$

Multiple Choice

A nail projects 40.0 mm horizontally outward from a wall.A 25.0 N coat is hung from the end of the nail and the nail deflects downward by 2.50 $\times$ 10^-6 m.The shear strain of the nail is

A) 4.00 $\times$ 10^-5.
B) 4.75 $\times$ 10^-5.
C) 5.01 $\times$ 10^-5.
D) 5.75 $\times$ 10^-5.
E) 6.25 $\times$ 10^-5.