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.
What is the force required to elongate the aluminum? Start
1.5 x 104 N.
See Giancoli-PA: 11-8, Giancoli-SE: 14-2.
Physlet problem authored by Mario Belloni.
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