Measurements and Instrumentation - Engineering

Q1:

Two resistance R1 and R2 are connected in series R1 = 528 ± 5 Ω and R2 = 325 ± 3Ω. The total resistance will be

A 853 ± 2 Ω

B 853 ± 5 Ω

C 853 ± 3 Ω

D 853 ± 8 Ω

ANS:D - 853 ± 8 Ω

Both errors can be positive or negative simultaneously. Hence 853 ± 8 Ω.