H2P-212

Combining uncertainties

H2 Physics · JC 1 · Easy · Combining uncertainties

The current in a circuit is measured as

(2.0 \pm 0.1)\ \text{A}

and the potential difference across a resistor as

(12.0 \pm 0.2)\ \text{V}

. What is the percentage uncertainty in the calculated power

P = VI

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