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

Author Question: A 20-F capacitor has a charge of 60 C. How much energy is stored in this capacitor? A) 70 J B) ... (Read 39 times)

azncindy619

  • Hero Member
  • *****
  • Posts: 562
on: Jul 29, 2018
A 20-F capacitor has a charge of 60 C. How much energy is stored in this capacitor?
 
  A) 70 J
  B) 80 J
  C) 90 J
  D) 100 J
  E) 110 J

Question 2

The radius of a typical nucleus is about 5.0  10-15 m. Assuming this to be the uncertainty in the position of a proton in the nucleus, estimate the uncertainty in the proton's energy (in eV).
 
  What will be an ideal response?


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
Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

8.2  105 eV


azncindy619

  • Member
  • Posts: 562
Reply 2 on: Jul 29, 2018
Excellent

bigcheese9

  • Member
  • Posts: 333
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Mosaic of Charge-Coupled Devices (CCDs) Mosaic of Charge-Coupled Devices (CCDs)
Energy Level Diagram of Hydrogen Energy Level Diagram of Hydrogen
The activation energy barrier. The activation energy barrier.
Always check the battery, using a conductance or load tester. A battery showing a green charge ... Always check the battery, using a conductance or load tester. A battery showing a green charge ...
Energy flow and chemical cycling Energy flow and chemical cycling
Take Charge of Your Blood Pressure! Take Charge of Your Blood Pressure!
Video: Semidiscontinuous DNA replication

For a complete list of videos, visit our video library