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A uniform metre scale of mass 60 g, carries masses of 20 g, 30 g, and 80 g at 10 cm, 20 cm, and 90 cm marks respectively. Where must the knife edge be placed to balance the scale?

Asked by Topperlearning User 8th September 2016, 4:22 PM
Answered by Expert
Answer:

 

Answered by Expert 8th September 2016, 6:22 PM
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