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 147 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?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

For a complete list of videos, visit our video library