(1 point) In an LR circuit, L = 130 mH and R= 15 12. The switch...

Question

Question

(1 point) In an LR circuit, L = 130 mH and R= 15 12. The switch is closed at t = 0. a) How long does it take to rise to 40% o

Answer 1

Answer #1

- Rt/L (a) 0.4 = 1 1- e - Rt/L -0.6 lu (70-6)=Rt feu e) RE: 0.5108 t = 0.5708)(0.130) (15) 0.004427 & = t- 4.43ms (6) za or 0

Answer 2

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