Question

You are supplied with a metre rule. a fulcrum, two spring balances and a
weight box. Describe a simple experiment which you would perform to
demonstrate the principle of moments. Draw a diagram. if necessary.
state one precaution that you would observe in the above experiment
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Answer 1

Answer:

Suspend a metre rule horizontally from a fixed support by means of a strong thread at O as shown. Now suspend two spring balances with some slotted weights W1 and W2 on them on either side of the thread. ... The weight W1 tends to turn the scale clockwise, while the weight W2 tend to turn the scale anticlockwise.

Explanation:

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Answer 2

Answer:

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