The power ($P$) consumed by an electrical device is related to the voltage ($V$) across it and the current ($I$) flowing through it by the formula $P = V \times I$.
What is the current required to light a 60 W incandescent bulb in a domestic supply of 240 V ?
Asked in UPSC NDA 1 2022 · Topic: Electric Current (Electrical Power and Energy, Joule heating effect)
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