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1. |
An L-shaped object, made of thin rods of uniform mass density, is suspended with a string as shown in figure. If AB = BC, and the angle made by AB with downward vertical is θ, then: |
A. | \({\rm{tan\;}}\theta = \frac{1}{{2\sqrt 3 }}\) |
B. | \({\rm{tan\;}}\theta = \frac{2}{{\sqrt 3 }}\) |
C. | \({\rm{tan\;}}\theta = \frac{1}{2}\) |
D. | \({\rm{tan\;}}\theta = \frac{1}{3}\) |
Answer» E. | |