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

Author Question: A 0.50-mF capacitor is connected to a 400-V battery. What potential energy is stored in the ... (Read 145 times)

dejastew

  • Hero Member
  • *****
  • Posts: 562
on: Jul 28, 2018
A 0.50-mF capacitor is connected to a 400-V battery. What potential energy is stored in the capacitor?
 a. 0.020 J
  c. 1.0  10-4 J
  b. 0.040 J
  d. 1.2  10-12 J

Question 2

The Earth moves about the Sun in an elliptical orbit. As the Earth moves closer to the Sun, which of the following best describes the Earth-Sun system's moment of inertia?
 a. decreases
  c. remains constant
  b. increases
  d. None of the above choices are valid.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Beatricemm

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

A


dejastew

  • Member
  • Posts: 562
Reply 2 on: Jul 28, 2018
Gracias!

billybob123

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

energy of interaction and distance of particle energy of interaction and distance of particle
Energy drinks Energy drinks
Potential Interactions of Medications, Herbs, Nutrients, and Foods (2 of 2) Potential Interactions of Medications, Herbs, Nutrients, and Foods (2 of 2)
The figure shows an LR circuit with a switch and a 240-volt battery. At the instant the switch ... The figure shows an LR circuit with a switch and a 240-volt battery. At the instant the switch ...
Problem Solving – Energy Changes in Chemical Reaction Problem Solving – Energy Changes in Chemical Reaction
chemistry homework help energy related chemistry homework help energy related
Video: Bone Growth and Remodeling

For a complete list of videos, visit our video library