Question
Question: A student measures quantities a, b and c and then calculates S by the formula S = ab<sup>2</sup>/c<s...
A student measures quantities a, b and c and then calculates S by the formula S = ab2/c3. If the error in a, b, c are 1%, 3% and 2% respectively, the maximum error in S can be–
A
13%
B
7%
C
4%
D
1%
Answer
13%
Explanation
Solution
% error in S = 1 (% error in a) + 2 (% error in b)+
3 (% error in c)