an electric bulb of resistance 240 ohm is connected to 220 volt mains .find the amount of electric energy consumed in 10 minutes
Answers
Answered by
0
we know energy= power *time
so
power = v*v / R
p = (220*220) / 240
p = 201.66 watt
now energy = 201.66 * 10 *60 = 121 KJ
so
power = v*v / R
p = (220*220) / 240
p = 201.66 watt
now energy = 201.66 * 10 *60 = 121 KJ
Similar questions