Q.

Three identical spheres each of radius ‘R’ are placed touching each other so that their centres A,B and C lie on a straight line. the position of their centre of mass from A is

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By Expert Faculty of Sri Chaitanya

a

2R3

b

2R

c

5R3

d

4R3

answer is 2.

(Detailed Solution Below)

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Detailed Solution

XCM =M1X1+M2X2+M3X3M1+M2+M3
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