what precautions will you take when measuring a pencil with a scale.
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we see to it that we place the scale exactly from the tip of the pencil... we see that the pencil won't move...
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You must take the following precautions while using various instruments for measuring length :
The scale should be place along the length to be measured. Your eye must be in front of and in line where the measurement is to be taken. Ensure that the ends of the scale are not worn-out.
The scale should be place along the length to be measured. Your eye must be in front of and in line where the measurement is to be taken. Ensure that the ends of the scale are not worn-out.
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