This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: FM radio only operates in the frequency range 88 MHz to 108 MHz because a. higher or lower ... (Read 24 times)

P68T

  • Hero Member
  • *****
  • Posts: 509
on: Jul 28, 2018
FM radio only operates in the frequency range 88 MHz to 108 MHz because
 a. higher or lower frequencies are blocked by the ionosphere
  b. higher and lower frequencies are not radio waves
  c. the government set those limits
  d. none of the above

Question 2

The type of EM radiation that causes your skin to tan is
 a. ultraviolet
  b. infrared
  c. x rays
  d. microwave
  e. gamma rays


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ngr69

  • Sr. Member
  • ****
  • Posts: 318
Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

A


P68T

  • Member
  • Posts: 509
Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

Sarahjh

  • Member
  • Posts: 370
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

A melanistic jaguar is a colour morph which occurs at about 6% frequency in populations. A melanistic jaguar is a colour morph which occurs at about 6% frequency in populations.
Testing Visual Fields by Confrontation: Visual Fields Range Testing Visual Fields by Confrontation: Visual Fields Range
Mammography. (b) A mammogram. A tumor is visible in this mammogram, indicated by the arrow in the lo Mammography. (b) A mammogram. A tumor is visible in this mammogram, indicated by the arrow in the lo
Bones of the lower extremity. Bones of the lower extremity.
Memory saver. The part numbers represent components from Radio Shack®. Memory saver. The part numbers represent components from Radio Shack®.
The frequency of aneuploidy changes dramatically over developmental time. Between 6 to 8 weeks and 2 The frequency of aneuploidy changes dramatically over developmental time. Between 6 to 8 weeks and 2
Video: Hormonal regulation of pregnancy - weeks 2 through 38

For a complete list of videos, visit our video library