A student set up the circuit shown for her electronics class. Assuming & = 7.60 V and R = 4.70 Q2, find the following quantities. 12.0 V 4.00 Ω b 2.00 Ω ww R E (a) the current in the 2.00 2 resistor (Enter the magnitude in mA.) Redraw the circuit, labeling currents, and apply Kirchhoff's rules to determine equations in terms of the given values. Solve your equations for the current in the 2.00- resistor. mA (b) the potential difference (in V) between points a and b V₁-V₂ = Apply Ohm's law and your result from part (a) to calculate your answer. It might help to redraw the circuit so that points a and b are clearly defined

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Chapter1: Units, Trigonometry. And Vectors
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A student set up the circuit shown for her electronics class. Assuming Ɛ = 7.60 V and R = 4.70 Q, find the following quantities.
12.0 V
+
4.00 Ω
b
2.00 Ω
ww
a
w
R
ε
(a) the current in the 2.00 2 resistor (Enter the magnitude in mA.)
Redraw the circuit, labeling currents, and apply Kirchhoff's rules to determine equations in terms of the given values. Solve your equations for the current
in the 2.00-Q resistor. mA
(b) the potential difference (in V) between points a and b
Vb-Va
=
Apply Ohm's law and your result from part (a) to calculate your answer. It might help to redraw the circuit so that points a and b are clearly defined
junctions. V
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Transcribed Image Text:A student set up the circuit shown for her electronics class. Assuming Ɛ = 7.60 V and R = 4.70 Q, find the following quantities. 12.0 V + 4.00 Ω b 2.00 Ω ww a w R ε (a) the current in the 2.00 2 resistor (Enter the magnitude in mA.) Redraw the circuit, labeling currents, and apply Kirchhoff's rules to determine equations in terms of the given values. Solve your equations for the current in the 2.00-Q resistor. mA (b) the potential difference (in V) between points a and b Vb-Va = Apply Ohm's law and your result from part (a) to calculate your answer. It might help to redraw the circuit so that points a and b are clearly defined junctions. V Need Help? Read It
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