A Ball Swinging at the End of a Massless String

question 70

Multiple Choice

A ball swinging at the end of a massless string, as shown in the figure, undergoes simple harmonic motion. At what point (or points) is the magnitude of the instantaneous acceleration of the ball the greatest?

• A) C
• B) A and D
• C) A and C
• D) A and B
• E) B

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