The resistance R = V I , where V = ( 100 ± 5.0 ) V and I = ( 10 ± 0.2 ) A. Find the percentage error in R .

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PhysicsUnit & DimensionMiscellaneousMedium2 minQB

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The resistance $R = \frac{V}{I}$ , where $V = (100 \pm 5.0) V$ and $I = (10 \pm 0.2)$ A. Find the percentage error in $R$ .

Answer:

Solution:

The percentage error in $V$ is $5 %$ and in $I$ it is $2 %$ . Total error in $R = 5 % + 2 % = 7 %$

Subject:PhysicsTopic:Unit & DimensionSubtopic:Miscellaneous

⏱ 2mℹ️ Source: QB

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