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A bulb rated at (100 W – 200 V ) is used...

A bulb rated at (100 W – 200 V ) is used on a 100 V line. The current in the bulb is

A

`(1)/(4) amp`

B

`4 amp`

C

`(1)/(2) amp`

D

`2 amp`

Text Solution

Verified by Experts

The correct Answer is:
A
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Knowledge Check

  • When a 100 W, 240 V bulb is operated at 200 volt, the current in it is -

    A
    0.35 A
    B
    0.42 A
    C
    0.50 A
    D
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  • An electric bulb marked as 50 W-200 V is connected across a 100 V supply. The present power of the bulb is

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    B
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    C
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    D
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  • A 100W, 200V bulb is operated on a 110V line. The power consumed is

    A
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    B
    50W
    C
    75W
    D
    90W

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