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Current Electricity question

2021 · 26 Aug · Shift 2 · Q57
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  5. /2021 · 26 Aug · Shift 2 · Q57

Current Electricity question

2021 · 26 Aug · Shift 2 · Q57

JEE MainPhysicsCurrent ElectricityMCQ+4 / −1
An electric bulb of 500 watt at 100 volt is used in a circuit having a 200 V supply. Calculate the resistance R to be connected in series with the bulb so that the power delivered by the bulb is 500 W.
  1. A
    20 Ω\OmegaΩ
  2. B
    30 Ω\OmegaΩ
  3. C
    5 Ω\OmegaΩ
  4. D
    10 Ω\OmegaΩ
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