An experiment measures quantities a, b, c and x is calculated from x=(ab)/c3. If the
maximum percentage error in a, b and c are 1%, 3% and 2% respectively, the maximum
percentage error in x will be
A
14%
B.
11%
c.
17%
D.
13%
Answers
Answered by
1
Answer:
x= a b^2 / c^3 ...
differentiate it.....
Rember always that error is always maximum always take positive aign...
Error in x in % = a% + 2× b% + 3 × c%
= 1 + 2×3 + 3×2 ....
= 13 % ....
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