Question
Eight bulbs are connected in parallel to a 220 V source by two long leads of total resistance 1.4 . a- If 190 mA flows
Eight bulbs are connected in parallel to a 220 V source by two long leads of total resistance 1.4 .
a- If 190 mA flows through each bulb, what is the resistance of each? Express your answer to two significant figures and include the appropriate units.
b- If 190 mA flows through each bulb, what fraction of the total power is wasted in the leads? Express your answer using two significant figures.
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Electromagnetic Fields And Waves
Authors: Vladimir Rojansky
1st Edition
0486638340, 9780486638348
