If the anterior cruciate ligament (ACL) in an athlete's knee has length 1.0cm, breaking point 1.9×10^8 Pa, and Young's Modulus 6.0×10^8 Pa, how far must it be stretched from its relaxed length to tear it?

PLEASE HELP!
My answer is 0.0032m, but I am not sure if this is correct!

asked by Kmatteucci

5 years ago

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Question

If the anterior cruciate ligament (ACL) in an athlete's knee has length 1.0cm, breaking point 1.9×10^8 Pa, and Young's Modulus 6.0×10^8 Pa, how far must it be stretched from its relaxed length to tear it? 
PLEASE HELP!
My answer is 0.0032m, but I am not sure if this is correct!