The total current I = I1 + I2 in a circuit is measured I1 = 150 ± 3A , I2 = 250 ± 4 A, where the limits of error are given as standard deviations.
I is measured as
A. (400 ± 3) A
B. (400 ± 2.24) A
C. (400 ±5) A
D. (400 ± 1) A
Show Answer
Answer: C
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