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R (100±5)volt
l = (10±0.2)A
Resistance = R = V/2 =100/10=10^
∆R/R = ±(∆V/V + ∆ P/P )
=±(5/100+0.2/10)
=±(7/100)
=±0.07
∆R = ±0.07*R
= ±0.07*10
= ±0.7^
resistance with error limst R = (10 ±0.7)^
% of error in R= ∆R/R*100
= 0.07*100
= ±7%
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