CBSE Class 12-science Answered
Current passing through switch is?
Asked by prakriti12oct | 21 Aug, 2019, 12:01: AM
Expert Answer
As shown in figure, Let us assume at node C, Voltage is x V.
Let i1 , i2 and i3 are the currents as shown in figure.
We have, i1 + i2 = i3 or (20-x)/2 + (5-x)/4 = x/2 ....................(1)
By solving eqn.(1), we get x = 9 V . Hence current through switch = 9/2 = 4.5 A
Answered by Thiyagarajan K | 21 Aug, 2019, 07:58: AM
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