A 240 N Picture Hangs from a Nail in the Wall

Multiple Choice

A 24.0 N picture hangs from a nail in the wall. The diameter of the nail is 2.00 mm. The shear stress on the nail is

A) 7.64 × 10⁶ N/m².
B) 6.24 × 10⁶ N/m².
C) 5.65 × 10⁶ N/m².
D) 4.37 × 10⁶ N/m².
E) 4.02 × 10⁶ N/m².