4 iron balls of masses 1 2 3 and 4 kg respectively are placed at the four corners of a square of each side 150 cm long find the coordinates of the centre of mass of the system
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area of square will be 300 cm
total mass of 4 ball=10
300÷10=30is the answer
total mass of 4 ball=10
300÷10=30is the answer
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Answer:
answer of this question is 90
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