Published by:
CGP EDU Academic Team
Published on: August 23, 2026
Three masses 
and 400 kg are placed at the vertices of an equilateral triangle with sides 20 m . They are rearranged on the vertices of a bigger triangle of side 25 m and with the same centre. The work done in this process 
J. (Gravitational constant 
)
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Work done by external agent :
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