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

Author Question: Your radio is tuned to 98 on the FM dial. What electromagnetic wave frequency is your radio ... (Read 163 times)

go.lag

  • Hero Member
  • *****
  • Posts: 667
Your radio is tuned to 98 on the FM dial. What electromagnetic wave frequency is your radio receiving, and how fast is this wave traveling?
 
  A) 98  106 Hz, at the speed of sound
  B) 98,000 Hz, at the speed of sound
  C) 98 Hz, at a speed of 300,000 km/s
  D) 98,000 Hz, at a speed of 300,000 km/s
  E) 98  106 Hz, at a speed of 300,000 km/s

Question 2

A stationary firecracker explodes, breaking into two parts of equal mass. One part is moving north at 20 m/s. The velocity of the other part is
 
  A) 20 m/s with a direction that's impossible to predict without more information.
  B) also northward at 20 m/s.
  C) impossible to predict without more information.
  D) zero.
  E) southward at 20 m/s.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

zoeyesther

  • Sr. Member
  • ****
  • Posts: 315
Answer to Question 1

E

Answer to Question 2

E



go.lag

  • Hero Member
  • *****
  • Posts: 667
Both answers were spot on, thank you once again



zoeyesther

  • Sr. Member
  • ****
  • Posts: 315

 

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

For a complete list of videos, visit our video library