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
Correct Answer:
Verified
Correct Answer:
Verified
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