"An error of 2% in excess is made while measuring the side of a square. The percentage of
Channel: Doubtnut
Date: 2020-04-05

"An error of
 2% in excess is made while measuring the side of a square. The percentage of
 error in the calculated area of the square is
(a) 2% (b) 2.02% (c) 4% (d) 4.04%"