This topic contains a solution. Click here to go to the answer

Author Question: A 6.0-mF capacitor is attached to a 20-V power supply. How much energy is stored in the capacitor? ... (Read 397 times)

Mr.Thesaxman

  • Hero Member
  • *****
  • Posts: 514
A 6.0-mF capacitor is attached to a 20-V power supply. How much energy is stored in the capacitor?
 a. 2.0  10-3 J
  c. 2.0  10-4 J
  b. 5.2  10-4 J
  d. 1.2  10-3 J

Question 2

A 4.0-kg mass is placed at (3.0, 4.0) m, and a 7.0 kg-mass is placed at (3.0, -4.0) m. What is the moment of inertia of this system of masses about the z axis?
 a. 275 kgm2
  c. 250 kgm2
  b. 90 kgm2
  d. 180 kgm2



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tofugiraffe

  • Sr. Member
  • ****
  • Posts: 319
Answer to Question 1

D

Answer to Question 2

A




Mr.Thesaxman

  • Member
  • Posts: 514
Reply 2 on: Jul 28, 2018
Gracias!


jordangronback

  • Member
  • Posts: 339
Reply 3 on: Yesterday
Excellent

 

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

For a complete list of videos, visit our video library