Question

a bulb is rated as "220V-60W".what is the value safe limit of current and resistance for this rating​

Answer 1

Answer:

807 ohms

Hope it helps you.

Answer 2

Answer:

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807 ohms

220v & 60w gives 807 ohms. However, measuring it cold (room temperature) with an ohmmeter will show a much lower resistance. Incandescent bulbs can be consideted pure resistsnce and increase in resistsnce when hot by roughly 13 - 5 times.