Question

Write the precaution to be followed while measuring length with a ruler

Answer 1

Explanation:

While measuring length using a ruler, we should take the following precautions –

Care should be taken to keep the ruler along the length of the object.If the edge of the ruler is worn out or broken, the measurement should be started from any other mark that is fully clear.Eyes should be exactly above the point where the measurement is to be taken. If your eyes are at different positions, you might get wrong reading

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Answer 2

Here you go...

Answer:

Some precautions must be taken while using a metre scale to measure the length of an object : -

1. Our eye should be vertically abvove the point, where the measurement is to be taken.

2. For proper measurement, Keep the ruler exactly along the length , for the measurement.

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