Question

1: A uniform metre scale can be balanced at the 70 cm mark when a mass of 0.05 kg is hung from the 94 cm mark.
(a) Draw the diagram of the
arrangement and
(b) find the mass of the metre
scale.

Ans: (b) 0.06kg.



2: A boy of mass 30 kg is sitting at a distance of 2m from the middle of a see-saw. Where should a boy of mass 40 kg sit so as to balance the see- saw ?

Ans: 1.5 m from the middle on the other side.

Final results are given, but I need❗ full explanation❗

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Answer 1

Answer:

hope it helps..

Good luck