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34) Too bulbs have Îłating loovd , 22 Otvo Hi, Gow and 22000voltswhich one has thegreatey nesistance |
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Answer» (1) P1=100 WV1 = 220 V P = V×IP = V × (V/R)P = V^2/R 100 = (220×220)/R1R1 = 484 ohm (2) P2 = 60 WV2= 220 V 60 = (220×220)/R2R2 = 806.6 ohm Hence R2 is greater than R1 |
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