(a)
Induced emf at t < 0 s
Answer to Problem 20QAP
Induced emf at t < 0 s=
Explanation of Solution
Given info:
Formula used:
Calculation:
Conclusion:
Induced emf at t < 0 s=
(b)
Induced emf at t =5.0 s
Answer to Problem 20QAP
Induced emf at t =5.0 s=
Explanation of Solution
Given info:
Formula used:
Calculation:
Conclusion:
Induced emf at t =5.0 s=
(c)
Induced emf at t < 10 s
Answer to Problem 20QAP
Induced emf at t < 10 s=
Explanation of Solution
Given info:
Formula used:
Calculation:
Conclusion:
Induced emf at t < 10 s=
(d)
Plot the magnetic field and induced emf as functions of time
Answer to Problem 20QAP
Explanation of Solution
Given info:
Time (s) | Magnetic field (T) | induced emf (V) |
-10 | 1 | 0 |
-5 | 1 | 0 |
0 | 1 | 0 |
1 | 1.03 | 0.0025434 |
2 | 1.06 | 0.0025434 |
3 | 1.09 | 0.0025434 |
4 | 1.12 | 0.0025434 |
5 | 1.15 | 0.0025434 |
6 | 1.18 | 0.0025434 |
7 | 1.21 | 0.0025434 |
8 | 1.24 | 0.0025434 |
9 | 1.27 | 0.0025434 |
10 | 1.3 | 0.0025434 |
15 | 1.3 | 0 |
20 | 1.3 | 0 |
Formula used:
Calculation:
emf at 1 s as shown below, all the emf values were calculated like that by substituting the magnetic field at particular time.
Conclusion:
Graphs were drawn in the answer section.
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Chapter 20 Solutions
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