The maximum power dissipated by a 100\(\Omega\) resistor in a circuit is 4W. Calculate the voltage across the resistor
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Correct Answer: Option B
Explanation:
\(V^2 = PR = V = \sqrt{4} \times 100\)
= 20V
\(V^2 = PR = V = \sqrt{4} \times 100\)
= 20V