This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A 15-mF capacitor is charged to 40 V and then connected across an initially uncharged 25-mF ... (Read 89 times)

Engineer

  • Hero Member
  • *****
  • Posts: 527
on: Jul 28, 2018
A 15-mF capacitor is charged to 40 V and then connected across an initially uncharged 25-mF capacitor. What is the final potential difference across the 25-mF capacitor?
 a. 12 V
  b. 18 V
  c. 15 V
  d. 21 V
  e. 24 V

Question 2

A 20-mF capacitor charged to 2.0 kV and a 40-mF capacitor charged to 3.0 kV are connected to each other, with the positive plate of each connected to the negative plate of the other. What is the final charge on the 20-mF capacitor after the two are so connected?
 a. 53 mC
  b. 27 mC
  c. 40 mC
  d. 80 mC
  e. 39 mC


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

quynhmickitran

  • Sr. Member
  • ****
  • Posts: 330
Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

B


Engineer

  • Member
  • Posts: 527
Reply 2 on: Jul 28, 2018
:D TYSM

scikid

  • Member
  • Posts: 300
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

The cranium of a young infant changes dramatically in shape with age. Initially the child has severa The cranium of a young infant changes dramatically in shape with age. Initially the child has severa
Major trunk lines carrying long-distance traffic crisscrossed the area east of the Mississippi. The Major trunk lines carrying long-distance traffic crisscrossed the area east of the Mississippi. The
Model for induction of B. subtilis tyrS gene by uncharged tRNATyr Model for induction of B. subtilis tyrS gene by uncharged tRNATyr
Getting Connected Getting Connected
The decay constant of radon-222 is 0.181 d-1. If a sample of radon initially contains 6.00 × ... The decay constant of radon-222 is 0.181 d-1. If a sample of radon initially contains 6.00 × ...
A reverse-biased silicon diode is connected in series with a 12 V source and a resistor.The ... A reverse-biased silicon diode is connected in series with a 12 V source and a resistor.The ...
Video: Complement Proteins Animation

For a complete list of videos, visit our video library