How to solve these two?
Atleast help to solve the first one.
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Solve by using concept of sum of torque=0
that is let distance from central of mass of scale be d and mass of object be m
then torque on left side = m1 d1
and torque on right side be m2 d2
equate both for balance and find .
answer centre of mass will at middle point of scale . Hope it will help you.
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