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Author Question: A 12 mF capacitor is connected in series with a 4 mF capacitor, the combination being connected ... (Read 125 times)

formula1

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on: Jul 27, 2018
A 12 mF capacitor is connected in series with a 4 mF capacitor, the combination being connected across a 6 V power supply. The charge on the 12 mF capacitor is
 
  A) 24 mC.
  B) 12 mC.
  C) 18 mC.
  D) 72 mC.
  E) 36 mC.

Question 2

A 4.0 F capacitor is charged to 6.0 V. It is then connected in series with a 3.0 M resistor and connected to a 12. V battery. How long after being connected to the battery will the voltage across the capacitor be 9.0 V?
 
  A) 5.5 s
  B) 8.3 s
  C) 11. s
  D) 12. s
  E) 17. s


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lou

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Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

B


formula1

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Reply 2 on: Jul 27, 2018
Wow, this really help

mcarey591

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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