msmigielski msmigielski

16-02-2017
Physics

contestada

If R1 = 6 Ω, R2 = 8 Ω, R3 = 2 Ω, ε1 = 4 V, and ε2 = 14 V, what is the current in R

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maria254 maria254

27-02-2017

In a parallel circuit, the voltage across one branch is the same as the total voltage across the circuit.so the E is same. Hence R is the total resistance of the circuit.1/R=1/R1+1/R2+1/R3
=1/6+1/8+1/2=19/24
R=0.7917 ohms

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