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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 , then:

a.

tan =

b.

tan =

c.

tan =

d.

tan =



Question ID - 50038 | SaraNextGen Top Answer

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 , then:

a.

tan =

b.

tan =

c.

tan =

d.

tan =

1 Answer
127 votes
Answer Key / Explanation : (b) -

Let mass of one rod is m. Balancing torque about hinge point.

Mg(C1P)=mg(C2N)

mg =mg

  mgLsin =

tan =

127 votes


127