Homework 9 Answers

8.3)

(a)

i_R(0) = 75 mA

i_L(0) = -45 mA

i_C(0) = -30 mA

(b)

v = 10e^-5000t + 5e^-20,000t V

(c)

i = -40e^-5000t - 5e^-20,000t mA

8.38)

(a)

R = 800 ohms

(b)

30 mA and -50 A/s

(c)

v = 40,000te^-5000t + 20e^-5,000t V

9.16)

17.68cos(50t - 135) mA

9.18)

42.43cos(2000t + 45) V

9.41)

(a)

350Ð(0) V

(b)

100 + j100 ohms