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Author Question: Find the minimum diameter of a steel wire 18 m long that will stretch no more than 9 mm when a load ... (Read 140 times)

mydiamond

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on: Jul 28, 2018
Find the minimum diameter of a steel wire 18 m long that will stretch no more than 9 mm when a load of 380 kg is hung on the lower end. (Y steel = 2.0  1011 N/m2).

Question 2

The four tires of an automobile are inflated to a gauge pressure of 2.0  105 N/m2 (29 PSI). Each of the four tires has an area of 0.024 m2 that is in contact with the ground. Determine the weight of the auto.


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Pariscourtney

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Reply #1 on: Jul 28, 2018
Answer to Question 1

6.89 mm

Answer to Question 2

19 200 N


mydiamond

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Reply 2 on: Jul 28, 2018
Gracias!

tuate

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Reply 3 on: Yesterday
Excellent

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