Question: (a) Determine the current through and the potential difference across each resistor in Figure P31.83. Assume that (R_{1}=R_{2}=R_{3}=R_{4}=3.0 Omega, quad mathscr{E}_{1}=9.0 mathrm{~V}), and (mathscr{E}_{2}=4.5 mathrm{~V}).

(a) Determine the current through and the potential difference across each resistor in Figure P31.83. Assume that $R_{1}=R_{2}=R_{3}=R_{4}=3.0 \Omega, \quad \mathscr{E}_{1}=9.0 \mathrm{~V}$, and $\mathscr{E}_{2}=4.5 \mathrm{~V}$.

(b) At what rate is energy dissipated in each resistor?

(c) What is the power of each battery, and is energy used by or supplied by each battery?

Figure P31.83 R R www R R3

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