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Author Question: A 10-mH inductor is connected in series with a 10-ohm resistor, a switch and a 6-volt battery. What ... (Read 75 times)

roselinechinyere27m

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on: Jul 28, 2018
A 10-mH inductor is connected in series with a 10-ohm resistor, a switch and a 6-volt battery. What is the time constant of the circuit? How long after the switch is closed will the current reach 99 percent of its final value?

Question 2

A car with a radio antenna 1.0 m long travels at 80 km/h in a locality where the Earth's magnetic field is 5.0  10-5 T. What is the maximum possible emf induced in the antenna as a result of moving through the Earth's magnetic field?


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kardosa007

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Reply #1 on: Jul 28, 2018
Answer to Question 1

1.0 ms, 4.6 ms

Answer to Question 2

1.1 mV


roselinechinyere27m

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

patma1981

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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