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Three thin rods each of length L are arranged in an inverted U, as shown in Fig. The two rods on the arms of the U each have mass M; the third rod has mass 3M. Where is the center of mass of the assembly?

Three thin rods each of length L are arranged in an inverted U, as shown in Fig. The two rods on the arms of the U each have mass M; the third rod has mass 3M. Where is the center of mass of the assembly?

Grade:upto college level

1 Answers

Navjyot Kalra
askIITians Faculty 654 Points
8 years ago
232-1706_1.PNG
The negative sign highlights the fact that the point is in the downward direction relative to origin.
Therefore, the y coordinate of center of mass of system is located at \frac{L}{5}.

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