Author Question: Object A has an electric charge that is 10 times larger than the charge on object B. When placed ... (Read 94 times)

corkyiscool3328

  • Hero Member
  • *****
  • Posts: 539
Object A has an electric charge that is 10 times larger than the charge on object B. When placed near each other, how does the force by A on B compare with the force by B on A?
 
  A) The force by A on B is 10 times smaller.
  B) The force by A on B is 100 times larger.
  C) The force by A on B is 10 times larger.
  D) The force by A on B is 100 times smaller.
  E) They are equal.

Question 2

Two long conducting cylindrical shells are coaxial and have radii of 20 mm and 80 mm. The electric potential of the inner conductor, with respect to the outer conductor, is +600 V.
 
  An electron is released from rest at the surface of the outer conductor. What is the speed of the electron as it reaches the inner conductor? (e = 1.60  10-19 C, mel = 9.11  10-31 kg, k = 1/40 = 8.99  109 N  m2/C2 )
  A) 1.1  107 m/s
  B) 1.3  107 m/s
  C) 1.5  107 m/s
  D) 1.7  107 m/s
  E) 1.9  107 m/s



joshraies

  • Sr. Member
  • ****
  • Posts: 351
Answer to Question 1

E

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

For a complete list of videos, visit our video library