What precaution should one follow while reading a scale?
please answer it's urgent plzzz plzzz
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What precaution should one follow while reading a scale?
please answer it's urgent plzzz plzzz
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care must be taken to avoid parallax
1. our eyes should be vertically above 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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