-In the Figure,a Certain Type of String Will Break If

question 11

Multiple Choice

-In the figure,a certain type of string will break if the tension in the string exceeds 300 N.A number of 8-kg weights are hung one below the other from a hook in the ceiling using this string.The number of weights that causes the string to break and the string segment that will break are as follows:

• A)When the 4th weight is added,the top string segment will break.
• B)Each segment has a tension of 78.4000015 N,and there is no limit to the number of weights that can be suspended.
• C)When the 4th weight is added,the bottom string segment will break.
• D)When the 4th weight is added,all string segments will break.
• E)When the 38th weight is added,all string segments will break.

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Definitions:

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The study of numbers, quantities, and shapes, and the relationships between them, using symbols and rules.

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A systematic enterprise that builds and organizes knowledge in the form of testable explanations and predictions about the universe.

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The lack of physical or mental capacity to perform a task or function.

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