Solution Found!
Answer: A circular steel wire 2.00 m long must stretch no
Chapter 11, Problem 25E(choose chapter or problem)
QUESTION:
Problem 25E
A circular steel wire 2.00 m long must stretch no more than 0.25 cm when a tensile force of 400 N is applied to each end of the wire. What minimum diameter is required for the wire?
Questions & Answers
QUESTION:
Problem 25E
A circular steel wire 2.00 m long must stretch no more than 0.25 cm when a tensile force of 400 N is applied to each end of the wire. What minimum diameter is required for the wire?
ANSWER:
Solution 25E
Introduction
We have to calculate the minimum diameter of the steel wire such that, when the applied force is 400 N, the wire does not stretch more than 0.25 cm.
Step 1
The young’s modulus is given by
The young’s modulus for the steel is
We also have
Then we have
.