Question

$\epsilon_1$ $R_1$ a b $\epsilon_2$ $R_2$ $R_3$ 10) (16 points) In Figure 26.14, consider the circuit sketched. The two batteries have negligible internal resistance and emf's $\epsilon_1 = 28.0$ V and $\epsilon_2 = 42.0$ V. The three resistors have resistances $R_1 = 2.00 \Omega$, $R_2 = 5.00 \Omega$, and $R_3 = 1.00 \Omega$. a). State the junction rule and all loop rules for the circuit. b). What is the power dissipated in $R_3$?

          $\epsilon_1$
$R_1$
a
b
$\epsilon_2$
$R_2$
$R_3$
10) (16 points) In Figure 26.14, consider the circuit sketched. The two batteries have negligible internal
resistance and emf's $\epsilon_1 = 28.0$ V and $\epsilon_2 = 42.0$ V. The three resistors have resistances $R_1 = 2.00 \Omega$, $R_2 = 5.00 \Omega$,
and $R_3 = 1.00 \Omega$.
a). State the junction rule and all loop rules for the circuit.
b). What is the power dissipated in $R_3$?

ϵ1
R1
a
b
ϵ2
R2
R3
10) (16 points) In Figure 26.14, consider the circuit sketched. The two batteries have negligible internal
resistance and emf's ϵ1 = 28.0 V and ϵ2 = 42.0 V. The three resistors have resistances R1 = 2.00 Ω, R2 = 5.00 Ω,
and R3 = 1.00 Ω.
a). State the junction rule and all loop rules for the circuit.
b). What is the power dissipated in R3?

Added by Jillian G.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Deepak Jangra

Step 1

In this circuit, it means that the current entering the junction between R1 and R2 is equal to the sum of the currents leaving the junction towards R3 and the battery 2. The loop rule states that the sum of the potential differences (voltages) around any closed Show more…

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R1 R2 R3 10) (16 points) In Figure 26.14, consider the circuit sketched. The two batteries have negligible internal resistance and emf's &1 = 28.0 V and 2 = 42.0 V. The three resistors have resistances R1 = 2.00 , R2 = 5.00 and R3 =1.00 Q. a). State the junction rule and all loop rules for the circuit. b). What is the power dissipated in R3?