Answer to Question #158652 in Physics for nikolina

Question #158652

A current of 500ma passes through a 6w bulb. what is the voltage at the ends of the bulb

Expert's answer

From the definition of the electric power, we have:

"P=IV,""V=\\dfrac{P}{I}=\\dfrac{6\\ W}{500\\cdot10^{-3}\\ A}=12\\ V."

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