three weights of 30 gf,50 gf and 70 gf are placed at 20 cm ,60cm and 80 cm marks on a uniform metre rule. Find the position of fulcrum when the metre rule is in balanced position?
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Answer:
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Explanation:
20 cm -40 cm
60cm-120cm
80cm-160
position -40+120+160
pls add this i think you can do it
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