Author Question: A 20- resistor and a 30- resistor are wired in parallel and connected to a 9.0-V battery. a. How ... (Read 107 times)

future617RT

  • Hero Member
  • *****
  • Posts: 543
A 20- resistor and a 30- resistor are wired in parallel and connected to a 9.0-V battery.
 a. How much current is drawn from the battery?
  b. How much power is dissipated in the circuit?

Question 2

When light is either reflected or refracted, the quantity that does not change in either process is its
 a. direction of travel.
  b. dispersion.
  c. frequency.
  d. speed.
  e. wavelength.



Missbam101

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

a. 0.75 A
b. 6.8 W

Answer to Question 2

c



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

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?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

For a complete list of videos, visit our video library