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Four particles of masses `1kg ,2kg, 3kg` and `4kg` are placed at the corners of a square of side 2m in the x-y plane If the origin of the co-ordinate system is taken at the mass of `1kg,` the (x,y) co-ordinates of the enter of mass expressed in metre are :

A

`(1,(7)/(5))`

B

`(2,(7)/(5))`

C

`(3,(7)/(5))`

D

`(4,(7)/(5))`

Text Solution

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The correct Answer is:
A
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