Author Question: If you stretch a copper wire so that it is thinner, the resistance between its ends A) decreases. ... (Read 22 times)

torybrooks

  • Hero Member
  • *****
  • Posts: 500
If you stretch a copper wire so that it is thinner, the resistance between its ends
 
  A) decreases.
  B) remains unchanged.
  C) increases.

Question 2

Two light bulbs are connected to a battery, one at a time. The bulb that draws more current has the
 
  A) lower resistance, and is brightest.
  B) lower resistance, but is dimmer.
  C) higher resistance, and is brightest.
  D) higher resistance, but is dimmer.
  E) none of the above



ynlevi

  • Sr. Member
  • ****
  • Posts: 338
Answer to Question 1

Answer: C

Answer to Question 2

Answer: A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

ynlevi

  • Sr. Member
  • ****
  • Posts: 338

 

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

For a complete list of videos, visit our video library