H2P-215

Combining uncertainties

H2 Physics · JC 1 · Easy · Combining uncertainties

The resistance

R

of a wire is calculated from

R = V^2/P

, where

V = (6.0 \pm 0.1)\,\text{V}

and

P = (3.0 \pm 0.1)\,\text{W}

. What is the percentage uncertainty in

R

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