A battery is connected in series with a 0.29-? resistor and an inductor, as show
ID: 2058575 • Letter: A
Question
A battery is connected in series with a 0.29-? resistor and an inductor, as shown in the figure below. The switch is closed at t = 0. The time constant of the circuit is 0.30 s, and the maximum current in the circuit is 7.6 A.(a) Find the emf of the battery.
Correct: Your answer is correct. 2.2V
(b) Find the inductance of the circuit.
Correct: Your answer is correct. 87mH
(c) Find the current in the circuit after one time constant has elapsed.
Correct: Your answer is correct. 4.8A
(d) Find the voltage across the resistor after one time constant has elapsed.
Correct: Your answer is correct. 1.4V
(e) Find the voltage across the inductor after one time constant has elapsed.
Incorrect: Your answer is incorrect. 0.88V
Your response is within 10% of the correct value. This may be due to roundoff error, or you could have a mistake in your calculation. Carry out all intermediate results to at least four-digit accuracy to minimize roundoff error.
Explanation / Answer
figure is not given, please give the figure
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