Volume Stress and Strain: a Solid Steel Sphere with a Radius

Multiple Choice

Volume stress and strain: A solid steel sphere with a radius of 2.0 m falls off a ship and sinks to a depth where the pressure is 15 MN/m². The bulk modulus for this steel is 1.6 × 10¹¹ N/m². What is the change in the radius of the sphere?

A) -0.021 mm
B) -4.2 mm
C) -0.42 mm
D) -0.19 mm
E) -0.062 mm