A) 0.4cm
B) 2.4cm
C) 1.8cm
D) 1.2cm
Correct Answer: A
Solution :
The situation can be shown as: Let radius of complete disc is a and that of small disc is b. Also let centre of mass now shifts to \[{{O}_{2}}\] at a distance \[{{x}_{2}}\] from original centre.You need to login to perform this action.
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