A Large Number N of Small Identical Stones Are All

question 5

Multiple Choice

A large number N of small identical stones are all located on the positive x-axis.The first is located at x = 1 m,the second at x = 3 m,the third at x = 5 m,and so on.The x-coordinates of all of the stones measured in meters are odd numbers.Where is their center of mass located?

• A)x = N/2 m
• B)x = N m
• C)x = N² m
• D)x = N(N-1)/2 m

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