Question

What are sources of systematic error? ​

Answer 1

Explanation:

Errors which can either be positive or negative are called Systematic errors. They are of following types: Instrument errors: These arise from imperfect design or calibration error in the instrument. Worn off scale, zero error in a weighing scale are some examples

Answer 2

Answer:

sources of systematic error maybe imperfect calibration of measurement instruments, changes in the environment which interfere in the measurement process and imperfect methods of observation. a systematic error makes the measured value always smaller or larger than the true value ,but not both