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pls tel the point of cg in this system and also show the derivation of the formula used, pls!!!!!

pls tel the point of cg in this system and also show the derivation of the formula used, pls!!!!!


 


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Grade:9

1 Answers

Chetan Mandayam Nayakar
312 Points
10 years ago

Dear Shivam,

Let O be the origin of a coordinate system. Let there be 'n' masses.

centre of mass=(m1r1+m2r2+m3r3+...mnyn)/(m1+m2+m3+...mn). ri is position vector of mass mi.

Let us assume that centre of 1kg sphere is O

centre of mass of system=(0*1+1*2+2*3+3*4)/(1+2+3+4)=20/10=2metre

 

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CHETAN MANDAYAM NAYAKAR

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