If two electric bulbs have 40 W and 60 W rating at 220 V, then the ratio of their resistances will be - VgyanHub

Question:

If two electric bulbs have 40 W and 60 W rating at 220 V, then the ratio of their resistances will be

Options :

a)9:4
b)4:3
c)3:8
d)3:2

Answer :

d)3:2

Answer Steps :

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