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प्रश्न
If R1 and R2 are filament resistances of a 200 W and a 100 W bulb respectively, designed to operate on the same voltage, then:
विकल्प
R1 = R2
R2 = 2R1
R2 = 4R1
R1 = 4R2
MCQ
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उत्तर
R2 = 2R1
If R1 and R2 are filament resistances of a 200 W and a 100 W bulb respectively, designed to operate on the same voltage, then: R2 = 2R1
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