In the figure, a certain type of string will break if the tension in the string

Question

In the figure, a certain type of string will break if the tension in the string exceeds 800. A number of 7- weights are hung one below the other from a hook in the ceiling using this string. The number of weights which causes the string to break and the string segment which will break are as follows:

When the 115th weight is added, all string segments will break.





Each segment has a tension of 68.6,N and there is no limit to the number of weights which can be suspended.





When the 12th weight is added, the bottom string segment will break.





When the 12th weight is added, all string segments will break.





When the 12th weight is added, the top string segment

Explanation / Answer

please upload the figure

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