Question

12. (a) What is meant by relative error and percentage error
(b) A physical quantity P is related to four observables a, b, c and d as P abree The
percentage error of the measurements in a, b, c and d are 1% 3% 4% and 2 respect
What is the percentage error in P?
2.5 S 6
5.5113-1
1350​

Answer 1

answer (a); it is your ans

Answer 2

Relative error:

Ratio of the mean absolute error to its true value is called relative error.

Percentage error:

It is the relative error in percentage.