28. Two inductors, L, = 600 mH and L2 = 400 mH, are connected in parallel, what is the equivalent inductance? a. 100 mH b. 292 mH c. 200 mH d. 240 mH
28. Two inductors, L, = 600 mH and L2 = 400 mH, are connected in parallel, what is the equivalent inductance? a. 100 mH b. 292 mH c. 200 mH d. 240 mH
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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27 and 28
![A * * O TEA
33% O 9:33 PM
...
25. find the magnetic energy stored in inductor when it reaches the steady state ( time = infinity ).
a. 5.8 x 10-9 J
b. 5.8 x 103 J
c. 0.015 J
d. none of these
26. If the switch is thrown from a to b suddenly, how long will it take for the current to drop to 0.02 A?
a. 1.82 µus
b. 2.73 us
c. 3.51 us
d. 4.82 us
e. none of these
27. What is the voltage across the inductor when the current drops down to 0.02 A? ( Hint: use V1L = L(di/dt)
by taking the derivative. )
a. 2.00 V
b. 3.00 V
c. 4.00 V
d. 5.00 V
e. none of these
28. Two inductors, L1 = 600 mH and L2 = 400 mH, are connected in parallel, what is the equivalent
inductance?
a. 100 mH
b. 292 mH
c. 200 mH
d. 240 mH](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F366fde98-e986-4900-b8c3-3945c69e5ca7%2Fbc643ae1-6bfa-4a2d-a596-83b55f9bc3f0%2Fxt4fsf_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A * * O TEA
33% O 9:33 PM
...
25. find the magnetic energy stored in inductor when it reaches the steady state ( time = infinity ).
a. 5.8 x 10-9 J
b. 5.8 x 103 J
c. 0.015 J
d. none of these
26. If the switch is thrown from a to b suddenly, how long will it take for the current to drop to 0.02 A?
a. 1.82 µus
b. 2.73 us
c. 3.51 us
d. 4.82 us
e. none of these
27. What is the voltage across the inductor when the current drops down to 0.02 A? ( Hint: use V1L = L(di/dt)
by taking the derivative. )
a. 2.00 V
b. 3.00 V
c. 4.00 V
d. 5.00 V
e. none of these
28. Two inductors, L1 = 600 mH and L2 = 400 mH, are connected in parallel, what is the equivalent
inductance?
a. 100 mH
b. 292 mH
c. 200 mH
d. 240 mH
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