Question

The switch in the RC circuit shown in the diagram closes at t = 0. The...

The switch in the RC circuit shown in the diagram closes at t = 0. The emf ε = 12V, R = 10 kΩ, C = 11.88 nF. The capacitor was uncharged initially. At what time does the capacitor voltage hit 4.5 V?

Express your answer up to one decimal place, and in units of microseconds.

I got 55.84 microseconds as my answer...

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Answer #1

Va Volle-t/rc ) » 4.5= 12x (1-6 t/RC ) = = 0.625 t: 0.625x 16?11.88 x 10-9 = 7.43 x 10s - Answer

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