Question

a physical balance has its arm of length 60cm and 40cm what weight kept on the pan of longer on with balance and objective weight and reduce if kept on other pan
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Answer 1

Answer:

The weight of 66.67 gf will balance the weight of 100 gf.

Explanation:

hope it will help you....

Answer 2

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m1r1 = m2r2

m2 = m1r1 / r2

= 100 * 40 / 60

= 66.67 gf

A weight of 66.67 gf will balance the object of weight 100 gf kept on other pan.