Question

list the sources of error in measuring length​

Answer 1

Answer:

Variation of temperature, humidity, gravity, wind, refraction, magnetic declination etc. are most common natural phenomena which may cause measurement errors. If they are not properly observed while taking measurements, the results will be incorrect. Example: Length error of tape or chain due to temperature change.

Explanation:

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Answer 2

Answer:

Variation of temperature, humidity, gravity, wind, refraction, magnetic declination etc. are most common natural phenomena which may cause measurement errors. If they are not properly observed while taking measurements, the results will be incorrect. Example: Length error of tape or chain due to temperature change.