Question 2, chap 132, sect 3. Question 3, chap 132, sect 3. part 1 of 3 10 point

Question

Question 2, chap 132, sect 3. Question 3, chap 132, sect 3. part 1 of 3 10 points part 2 of 3 10 points Consider the circuit shown. When the switch has been closed for a lon time, what is the energy stored in the indu 1. tor? LE LE UL 3 R 8 R L & LE 32 R 4R L & LE 3. UL UL 16 R 2 R2 What is the instantaneous current at pont LR UL UL P immediately after the switch is closed? 4 L 2E2 LE 16& LE EL UL 1. Ipl0 10 UL 6. Ip(0) 2R 4 R2 2R 7. lp(0) Question 4, chap 132, sect 3. RL part 3 of 3 10 points 3. .lp(0 8. lp (0) 0 After the switch has been closed for a long time, it is opened at time t 0. 4. lp(0 9. Ip(0) 2R Which of the following graphs best repre- 3E sents the subsequent current I at point P as 5. lp (0 10. Ip (0) a function of time t? 4 0 1 2 3 4 5 6 7 8910 Time. t s 4 0 1 2 3 4 5 6 7 8910 Time, t s 4 0 1 2 3 4 5 6 7 910 Time, t s 4 0 1 2 3 4 5 6 7 8910 4 0 1 2 3 4 5 6 7 910 Time, t s 4 0 1 2 3 4 5 6 7 8910 Time, t s 5 0 1 2 3 4 5 6 7 8 910 Time, t s 0 1 2 3 4 5 6 78 910 Time, t s

Explanation / Answer

2) 8) Ip(0) = 0

3) 8) UL = L*e^2/(2*R^2)

4) 7)

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