a vertical solid steel post 29cm in diameter and 2.0m long is required to support a load of 8200kg, ignore the weight of the post. determine the stress in the post

The stress is  

Explanation:

From the question we are told that

   The diameter of the post is  

   The length is

    The weight of the loading mass

Generally  the  radius of the post is mathematically represented as

=>  

Generally the area of the post is  

=>    

=>    

Generally the weight exerted by the load is mathematically represented as

=>      

=>      

Generally the stress is mathematically represented as

=>      

=>      

a.   mass number from atomic number

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