A Rock Is Suspended from a String; and It Accelerates

question 19

Multiple Choice

A rock is suspended from a string; and it accelerates downward. Which one of the following statements concerning the tension in the string is true?

• A)The tension points downward.
• B)The tension is less than the weight of the rock.
• C)The tension is equal to the weight of the rock.
• D)The tension is greater than the weight of the rock.
• E)The tension is independent of the magnitude of the rock's acceleration.

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