When the current in the portion of the circuit shown below is 2.40 A and increases at a rate of 0.420 A/s, the measured voltage is AVab = 8.85 V. When the current is 2.40 A and decreases at the rate of 0.420 A/s, the measured voltage is AVab = 4.90 V. Calculate the values of L and R. HINT: Use a Kirchhoff loop for each of the two scenarios and then simultaneously solve the two equations. Use the signs as given by Kirchhoff's Rules for the emf in the inductor. L = R= L. R

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Chapter1: Units, Trigonometry. And Vectors
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When the current in the portion of the circuit shown below is 2.40 A and increases at a rate of 0.420 A/s, the measured voltage is AVab = 8.85 V. When the current is 2.40 A and decreases at the rate of 0.420 A/s,
the measured voltage is AVab = 4.90 V. Calculate the values of L and R. HINT: Use a Kirchhoff loop for each of the two scenarios and then simultaneously solve the two equations. Use the signs as given by
Kirchhoff's Rules for the emf in the inductor.
L =
H
R =
Ω
ll
L
R
a
9,
Transcribed Image Text:When the current in the portion of the circuit shown below is 2.40 A and increases at a rate of 0.420 A/s, the measured voltage is AVab = 8.85 V. When the current is 2.40 A and decreases at the rate of 0.420 A/s, the measured voltage is AVab = 4.90 V. Calculate the values of L and R. HINT: Use a Kirchhoff loop for each of the two scenarios and then simultaneously solve the two equations. Use the signs as given by Kirchhoff's Rules for the emf in the inductor. L = H R = Ω ll L R a 9,
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