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Question

What is the heat produced by a $552 Ω$ resistance in $5 s$ when connected to a $3 V$ battery?

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Solution

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Given,
Resistance, $R = 552 Ω$
Time, $t = 5 s$
Voltage, $V = 3 V$

We know,
Power, $P = \frac{V^{2}}{R}$

Heat produced, $H = P \times t$

$H = \frac{V^{2}}{R} \times t$

$H = \frac{3^{2}}{552} \times 5$

$H = 0.08 J$

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