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Three identical metal balls each of radi...

Three identical metal balls each of radius `r` are placed touching each other on a horizontal surface such that an equilateral triangle is formed, when the center of three balls are joined. The center of mass of system is located at the

A

Horizontal surface

B

Centre of one of the balls

C

Line jointing centres of any two balls

D

Point of intersection of the medians

Text Solution

Verified by Experts

The correct Answer is:
C
Centre of mass of the system at the centroid (i.e. intersection of medians).
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