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

Question

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

Quizplus · Accepted Answer

The Answer is D

A 30-Kg Ball and a 1