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KEAM 2017 Physics and Chemistry Paper

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Question : 14

Total: 120

he resistance of the tungsten wire in the light bulb, which is rated at 120V/75 W and powred by a 120 V direct-current supply, is

0.37 Ω
1.2 Ω
2.66 Ω
192 Ω
9 × 103 Ω

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