Question

find ?.............​

Answer 1

Answer:

A beam balance is based on principle of moment.

Explanation:

I hope it helps you.

Answer 2

Answer:

hi there

your required answer is principle of moments

Explanation:

The beam balance is a first order lever with the fulcrum in the middle. It works on the principle of moments. When two equal masses are placed in pans at either ends of a beam supported in the middle, then the beam will be balanced.

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