1.

Two bulbs consume same power when operated at 200 V and 300 V respectively. When these two bulbs are connected in series across a D.C.source of 500 V, then at the ends of the two bulbs(a) ratio of potential differences will be 3/2(b) ratio of potential differences will be 4/9(c) ratio of power consumed will be 4/9(d) ratio of power consumed will be 2/3

Answer»

(b) ratio of potential differences will be 4/9



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