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 162 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?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

For a complete list of videos, visit our video library