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

Author Question: A conducting sphere is charged up such that the potential on its surface is 100 V (relative to ... (Read 54 times)

ETearle

  • Hero Member
  • *****
  • Posts: 580
on: Jul 29, 2018
A conducting sphere is charged up such that the potential on its surface is 100 V (relative to infinity).
 
  If the sphere's radius were twice as large, but the charge on the sphere were the same, what would be the potential on the surface relative to infinity?
  A) 50 V B) 25 V C) 200 V D) 100 V

Question 2

Find the orbital speed of an ice cube in the rings of Saturn.
 
  The mass of Saturn is 5.68  1026 kg and the rings have an average radius of 100,000 km. (G = 6.67  10-11 N  m2/kg2)
  A) 27.5 km/s B) 13.8 km/s C) 1.95 km/s D) 19.5 km/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

6ana001

  • Sr. Member
  • ****
  • Posts: 311
Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

D


ETearle

  • Member
  • Posts: 580
Reply 2 on: Jul 29, 2018
Gracias!

steff9894

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Ice-wedges form netlike polygons on the surface of the tundra, aerial photo of polygonal peat platea Ice-wedges form netlike polygons on the surface of the tundra, aerial photo of polygonal peat platea
Parts of the Hand Used in Palpation; Palmar Surface Parts of the Hand Used in Palpation; Palmar Surface
Parts of the Hand Used in Palpation; Dorsal Surface Parts of the Hand Used in Palpation; Dorsal Surface
Rule of Nines. A method for determining percentage of body burned. Each different colored section re Rule of Nines. A method for determining percentage of body burned. Each different colored section re
Increase in Surface Area by Mechanical Weathering Increase in Surface Area by Mechanical Weathering
An electron is accelerated from rest through a potential difference of 3750 V. It enters a ... An electron is accelerated from rest through a potential difference of 3750 V. It enters a ...
Video: Hormonal feedback loop components & Glucagon (glycogenolysis and gluconeogenesis)

For a complete list of videos, visit our video library