Author Question: At t = 0 the switch S is closed with the capacitor uncharged. If C = 30 F, = 50 V, and R = 10 k, ... (Read 142 times)

809779 · **on:** Jul 28, 2018

At t = 0 the switch S is closed with the capacitor uncharged. If C = 30 F, = 50 V, and R = 10 k, what is the potential difference across the capacitor when I = 2.0 mA?

a.
20 V

b.
15 V

c.
25 V

d.
30 V

e.
45 V

Question 2

At t = 0 the switch S is closed with the capacitor uncharged. If C = 40 F, = 50 V, and R = 5.0 k, how much energy is stored by the capacitor when I = 2.0 mA?

a.
20 mJ

b.
28 mJ

c.
32 mJ

d.
36 mJ

e.
40 mJ

bubulittle310@msn.cn · **Reply #1 on:** Jul 28, 2018

Answer to Question 1

d

Answer to Question 2

c

809779 · **Reply #2 on:** Jul 28, 2018

Thank you!

bubulittle310@msn.cn · **Reply #3 on:** Jul 28, 2018

Always glad to help...

Author Question: At t = 0 the switch S is closed with the capacitor uncharged. If C = 30 F, = 50 V, and R = 10 k, ... (Read 142 times)

809779

At t = 0 the switch S is closed with the capacitor uncharged. If C = 30 F, = 50 V, and R = 10 k, ...

bubulittle310@msn.cn

At t = 0 the switch S is closed with the capacitor uncharged. If C = 30 F, = 50 V, and R = 10 k, ...

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809779

At t = 0 the switch S is closed with the capacitor uncharged. If C = 30 F, = 50 V, and R = 10 k, ...

bubulittle310@msn.cn

At t = 0 the switch S is closed with the capacitor uncharged. If C = 30 F, = 50 V, and R = 10 k, ...