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Question

Three resistors R1=3Ω,R2=4Ω and R3=5Ω are connected as shown in figure. Find the equuivalent resistance of following circuit.
560822_9f24a822b6604750a1b75bc74327842b.png

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Solution

Given, R1=3Ω R2=4Ω R3=5Ω
On series, the equivalent resistance between and y is R1+R2=3+4
Req=7Ω
In parallel the equivalent resistance is
1Req=1R1+1R2+1R3
1Req=13+14+15
1Req=6047Ω
1Req=1.276
So the overall resistance of the circuit
Req=Rseq+Rpeq
Req=7+1.276
Req=8.276Ω



950879_560822_ans_2210963f40af4bbbbfe1547a73e8d097.png

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