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An electric bulb is rated at 220V, 100W....

An electric bulb is rated at 220V, 100W. What is its resistance?

Text Solution

Verified by Experts

The correct Answer is:
`484 Omega`
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Knowledge Check

  • An electric bulb is rated 220 V and 100 W. When it is operated on 110 V the power consumed will be-

    A
    100 w
    B
    75 W
    C
    50 W
    D
    25W

  • An electric bulb is rated 60 W , 220 V . The resistance of its filament is

    A
    `708 Omega`
    B
    `870 Omega`
    C
    `807 Omega`
    D
    `780 Omega`

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