This topic contains a solution. Click here to go to the answer

Author Question: A neutron in a nuclear reactor makes an elastic head-on collision with a carbon atom initially at ... (Read 14 times)

james0929

  • Hero Member
  • *****
  • Posts: 586
A neutron in a nuclear reactor makes an elastic head-on collision with a carbon atom initially at rest. (The mass of the carbon atom is 12 times that of the neutron.) What fraction of the neutron's original kinetic energy is retained by the neutron?
 a. 14.4
  c. 41.4
  b. 28.4
  d. 71.6

Question 2

We have a hollow metallic sphere with charge +5.0 C and radius 5.0 cm. We insert a -10 C charge at the center of the sphere through a hole in the surface. What charge now rests on the outer surface of the sphere?
 a. +10 C
  c. -5 C
  b. +5 C
  d. +15 C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Bison

  • Sr. Member
  • ****
  • Posts: 342
Answer to Question 1

D

Answer to Question 2

C




james0929

  • Member
  • Posts: 586
Reply 2 on: Jul 28, 2018
:D TYSM


JaynaD87

  • Member
  • Posts: 368
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

For a complete list of videos, visit our video library