Uniform Circular Motion: the Figure Shows Two Wires That Are

question 98

Multiple Choice

Uniform circular motion: The figure shows two wires that are tied to a 710 g mass that revolves in a horizontal circle at a constant speed of 7.5 m/s. What is the tension in the upper wire?

• A) 34 N
• B) 20 N
• C) 27 N
• D) 41 N

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