Multiple Choice
A 3.0-kg ball and a 1.0-kg ball are placed at opposite ends of a massless beam so that the system is in equilibrium as shown. Note: The drawing is not drawn to scale. What is the value of the ratio of the lengths, b/a? 
A) 2.0
B) 2.5
C) 3.0
D) 4.0
E) 5.0
Correct Answer:
Verified
Correct Answer:
Verified
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