« previous next »

Author Question: A metal sphere of radius 10 cm carries a charge of +2.0 C. What is the magnitude of the electric ... (Read 43 times)

silviawilliams41

  • Hero Member
  • *****
  • Posts: 560
on: Jul 29, 2018
A metal sphere of radius 10 cm carries a charge of +2.0 C. What is the magnitude of the electric field 5.0 cm outside the sphere's surface?
 
  A)
 
  4.0  105 N/C
  B)
 
  8.0  105 N/C
  C)
 
  4.2  106 N/C
  D)
 
  4.0  107 N/C
  E)
 
  8.0  107 N/C

Question 2

Consider ice cubes floating in a glass of water. What will happen to the level of the water as the ice melts?
 
  What will be an ideal response?


medine

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

The water level remains unchanged since the ice displaces its own weight of water.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Charge development is unfavorable and can be circumvented by donation of a proton Charge development is unfavorable and can be circumvented by donation of a proton
This five-wire mass air flow sensor consists of a metal foil sensing unit, an intake air temperature ... This five-wire mass air flow sensor consists of a metal foil sensing unit, an intake air temperature ...
Determining Richter Scale Magnitude Determining Richter Scale Magnitude
Determined the magnitude of the magnetic force on the conductor. Determined the magnitude of the magnetic force on the conductor.
In the drawing of acetaldehyde, CH3CHO, the largest partial negative charge (-) occurs on In the drawing of acetaldehyde, CH3CHO, the largest partial negative charge (-) occurs on
Electric Light Orchestra (ELO) - Telephone Line + Lyrics Electric Light Orchestra (ELO) - Telephone Line + Lyrics
Video: Optic Nerve and Optic Disk Animation (Part 1 of 2)

For a complete list of videos, visit our video library