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Measurements and Instrumentation

Q1: Two resistances R1 = 18.7 Ω. and R2 = 3.624 Ω in series. The total resistance to the appropriate number of significant figures is

A 22.324 Ω

B 22.32 Ω

C 22.3 Ω

D 22 Ω

ANS:C - 22.3 Ω

Since second and third decimal places of R1 are not known, we can take only first decimal place of R2.



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