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Questions  

Choose the wrong statement:

a
The location of centre of mass is independent of the reference frame used to locate it. 
b
Sum of moments of masses of the system about centre of mass is zero. 
c
Centre of mass of system of particles depends on the masses of the particles but independent of their relative position.
d
In the absence of external force acceleration of centre of mass is zero.

detailed solution

Correct option is C

Location of center of mass depends on masses and their distribution (i.e. relative position) but independent of coordinate system.

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