A crate sits at and a box sits at on a straight walkway

PHYSICS · Subjective · CBSE · Physics · System of Particles and Rotational Motion · System of Particles and Rotational Motion

Problem

4.0\,\text{kg}

crate sits at

x=0.00\,\text{m}

and a

2.0\,\text{kg}

box sits at

x=0.50\,\text{m}

on a straight walkway. A third object of mass

3.0\,\text{kg}

is to be placed so that the combined center of mass of all three objects is at

x=0.30\,\text{m}

. Calculate the position

x

at which the

3.0\,\text{kg}

object must be placed.