Question: The switch in FIGURE EX28.36 has been in position a for a long time. It is changed to position b at t = 0 s.

The switch in FIGURE EX28.36 has been in position a for a long time. It is changed to position b at t = 0 s. What are the charge Q on the capacitor and the current I through the resistor

(a) Immediately after the switch is closed?

(b) At t = 50 μs?

a b + 9 V :25 4 F FIGURE EX28.36

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