whate is parallax? how to take measure of parallax
Kindly refer to the following for the similar query,
https://www.meritnation.com/ask-answer/question/can-anyone-explain-me-what-is-parallax-method-in-a-simple-la/units-and-measurements/2577830
https://www.meritnation.com/ask-answer/question/can-anyone-explain-me-what-is-parallax-method-in-a-simple-la/units-and-measurements/2577830