Question

The maximum possible error in the sum of two quantities is equal to …….  

(a) Z = A + B 

(b) ∆Z = ∆A + ∆B 

(c) ∆Z = ∆A/∆B 

(d) ∆Z = ∆A – ∆B

Answer 1

Correct answer is  (b) ∆Z = ∆A + ∆B