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 347 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

kilada

  • Member
  • Posts: 311
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Energy flow and chemical cycling Energy flow and chemical cycling
Radiative forcing expresses change in energy input over time Radiative forcing expresses change in energy input over time
France has produced most of its energy from nuclear power since the oil crisis of the 1970s France has produced most of its energy from nuclear power since the oil crisis of the 1970s
Carbohydrates Are Energy-Containing Nutrients Carbohydrates Are Energy-Containing Nutrients
Take Charge of Your Blood Pressure! Take Charge of Your Blood Pressure!
Selected hormones and their role in energy intake Selected hormones and their role in energy intake
Video: Introduction to Sleep Apnea

For a complete list of videos, visit our video library