What current will flow in a 120 volt circuit containing 3 resisitances of 1.5ohms, 3.0 ohms, and 4.5 ohms connected in parallel?
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howdy!!
your answer is ---
since, given resistance is connected in parallel
so, total resistance 1/R = 1/1.5+1/3+1/4.5
= 10/15+1/3+10/45
= 30+15+10/45 = 55/45
R = 45/55 = 0.8 approx
now , current i = v/R = 120/0.8 = 150 ampere
hope it help you
your answer is ---
since, given resistance is connected in parallel
so, total resistance 1/R = 1/1.5+1/3+1/4.5
= 10/15+1/3+10/45
= 30+15+10/45 = 55/45
R = 45/55 = 0.8 approx
now , current i = v/R = 120/0.8 = 150 ampere
hope it help you
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