Simple Harmonic Motion Problem 2

Description

An aluminum bar (Young's modulus of  70 x 109 N/m2) is stretched by a  force, as shown in the animation (position is in centimeters and time is in seconds). Assume the bar has a square cross section. 

Question

What is the force required to elongate the aluminum? Start

2000 by Prentice-Hall, Inc. A Pearson Company