Calculate the change in the posts length

Reference no: EM13546530

A vertical solid steel post of diameter d= 30 and length L= 3.00 is required to support a load of mass m= 7700 . You can ignore the weight of the post. Take free fall acceleration to be g=9.8.

a. stress in the post? two sig figs.

b. strian in the post? two sig figs.

c. What is the change in the post's length when the load is applied? Express your answer using two significant figures.

Reference no: EM13546530

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