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 53 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
Great answer, keep it coming :)

bigsis44

  • Member
  • Posts: 317
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

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

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Energy in China Energy in China
Twelve primary energy channels and the Conception and Governing Vessels of Traditional Chinese ... Twelve primary energy channels and the Conception and Governing Vessels of Traditional Chinese ...
Resonance transfer of energy in a light-harvesting complex Resonance transfer of energy in a light-harvesting complex
Capacitors in parallel and an equivalent capacitor Capacitors in parallel and an equivalent capacitor
“New” Renewable Energy Sources “New” Renewable Energy Sources
How much energy is evolved during the reaction of 53.4 g of Al, according to the reaction ... How much energy is evolved during the reaction of 53.4 g of Al, according to the reaction ...
Video: Electrocardiogram Examination

For a complete list of videos, visit our video library