Electronics and Communication Engineering - Measurements and Instrumentation - Discussion

Discussion Forum : Measurements and Instrumentation - Section 5 (Q.No. 13)
13.
Two resistances are : R1 = 36 Ω ± 1.89 Ω and R2 = 75 Ω ± 3.75 Ω. The sum R1 + R2 along with limiting error is
111 Ω ± 1.8 Ω
111 Ω ± 3.75 Ω
111 Ω ± 5.55 Ω
111 Ω ± 1.95 Ω
Answer: Option
Explanation:

36 + 75 = 111, 1.8 + 3.75 = 5.55.

Therefore, R1 + R2 = 111 ± 5.55 ohm.

Discussion:
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