Author Question: If the momentum of an object is tripled, its kinetic energy will change by what factor? a. zero c. ... (Read 78 times)

RYAN BANYAN

  • Hero Member
  • *****
  • Posts: 563
If the momentum of an object is tripled, its kinetic energy will change by what factor?
 a. zero
  c. three
  b. onethird
  d. nine

Question 2

Two point charges each have a value of 30.0 mC and are separated by a distance of 3.00 cm. What is the electric field midway between the two charges? (ke = 8.99  109 Nm2/C2)
 a. 40.5  107 N/C
  c. zero
  b. 20.3  107 N/C
  d. 10.1  107 N/C



mceravolo

  • Sr. Member
  • ****
  • Posts: 349
Answer to Question 1

D

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

RYAN BANYAN

  • Hero Member
  • *****
  • Posts: 563
Both answers were spot on, thank you once again




 

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

For a complete list of videos, visit our video library