Question

Three resistors $R_1 = 84.3 \Omega$, $R_2 = 24.6 \Omega$, $R_3 = 70.0 \Omega$, and two batteries $\mathcal{E}_1 = 40.0 V$, and $\mathcal{E}_2 = 355 V$ are connected as shown in the diagram below. $R_1$ $R_2$ $R_3$ $\mathcal{E}_1$ $\mathcal{E}_2$ (a) What current flows through $R_1$, $R_2$, and $R_3$? $I_1 = 0.474$ X Did you choose directions for each of the three currents? Given that you have three unknowns to solve for, how many equations, at the least, will you need? A $I_2 = 14.43$ X Did you choose directions for each of the three currents? Given that you have three unknowns to solve for, how many equations, at the least, will you need? A $I_3 = 5.07$ X Did you choose directions for each of the three currents? Given that you have three unknowns to solve for, how many equations, at the least, will you need? A (b) What is the absolute value of the potential difference across $R_1$, $R_2$, and $R_3$? $|\Delta V_{R1}| = 40.0$ X How is the potential difference related to the current and the resistance? V $|\Delta V_{R2}| = 355.0$ X How is the potential difference related to the current and the resistance? V $|\Delta V_{R3}| = 355.0$ X How is the potential difference related to the current and the resistance? V

          Three resistors $R_1 = 84.3 \Omega$, $R_2 = 24.6 \Omega$, $R_3 = 70.0 \Omega$, and two batteries $\mathcal{E}_1 = 40.0 V$, and $\mathcal{E}_2 = 355 V$ are connected as shown in the diagram below.
$R_1$
$R_2$
$R_3$
$\mathcal{E}_1$
$\mathcal{E}_2$
(a) What current flows through $R_1$, $R_2$, and $R_3$?
$I_1 = 0.474$
X
Did you choose directions for each of the three currents? Given that you have three unknowns to solve for, how many equations, at the least, will you need? A
$I_2 = 14.43$
X
Did you choose directions for each of the three currents? Given that you have three unknowns to solve for, how many equations, at the least, will you need? A
$I_3 = 5.07$
X
Did you choose directions for each of the three currents? Given that you have three unknowns to solve for, how many equations, at the least, will you need? A
(b) What is the absolute value of the potential difference across $R_1$, $R_2$, and $R_3$?
$|\Delta V_{R1}| = 40.0$
X
How is the potential difference related to the current and the resistance? V
$|\Delta V_{R2}| = 355.0$
X
How is the potential difference related to the current and the resistance? V
$|\Delta V_{R3}| = 355.0$
X
How is the potential difference related to the current and the resistance? V

three resistors r1 843 omega r2 246 omega r3 700 omega and two batteries mathcale1 400 v and mathcale2 355 v are connected as shown in the diagram below r1 r2 r3 mathcale1 mathcale 10772

Added by Sara B.

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