Shear Stress and Strain: a Shear Force of 400 N

Multiple Choice

Shear stress and strain: A shear force of 400 N is applied to one face of an aluminum cube with sides of 30 cm while the opposite face is held fixed in place. What is the resulting displacement of the face? (The shear modulus for aluminum is 2.5 × 10¹⁰ N/m²)

A) 1.9 × 10^-8 m
B) 2.6 × 10^-8 m
C) 4.4 × 10^-8 m
D) 5.3 × 10^-8 m
E) 8.2 × 10^-8 m