Measurements and Instrumentation - Engineering

Q1:

If A = 629 ± 8 and B = 131 ± 3, A - B with range of doubt is

A 498 ± 8

B 498 ± 4

C 498 ± 11

D 498 ± 13

ANS:C - 498 ± 11

No answer description is available.