Two lamps ,one rated 40 W ,220 V and other having resistance 605 ohm 60W ,220 V are connected in parallel combination across to a 220 V supply. Calculate current drawn from supply line.
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Current drawn by the first bulb with p = 40w and v = 220v,
I = P/V
= 40/220 = 0.18A
current drawn by the second bulb,
I = 60/220 = 0.27A
I = P/V
= 40/220 = 0.18A
current drawn by the second bulb,
I = 60/220 = 0.27A
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