R R, and R, respectively then the value of is R 25 c) a) 3 b) d) 25 In india electricity is supplied for domestic use at 220 V. It is supplied at 110V in U.S.A. If the resistance of a 60 W bulb for use in india is R, then resistance of 60 W bulb for using U.S.A will be R. d) 2 a) R b) 2R c) 4. 6. An electric bulb marked as 40 W and 220 V, is used in a circuit of supply voltage 100 V. Now its power is a) 8.264 W b) 7.264 W c) 5.264 W d) 6.264 W 315
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