1.

An electric bulb of 220v is connected to a generator and 0.50 a current is flowing calculate the powervof bulb

Answer»

P=U X I

so for BULB 1:

220 x 0.5 = 110W

U/I = R

so for bulb 2:

5 x 0.5 = 2.5W

5 / 0.5 = 10 ohms


hope it helped...have a NICE day!




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