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

Author Question: Which one of the following predicted the existence of electromagnetic waves and proposed that ... (Read 19 times)

michelleunicorn

  • Hero Member
  • *****
  • Posts: 565
on: Jul 28, 2018
Which one of the following predicted the existence of electromagnetic waves and proposed that visible light was a form of electromagnetic energy?
 
  A. Hans Christian Oersted
  B. Michael Faraday
  C. James Clerk-Maxwell
  D. Andr Ampre

Question 2

The highest frequency that is returned to Earth when transmitted vertically under given ionospheric conditions is called the ____________.
 
  A. critical angle
  B. maximum usable frequency
  C. critical frequency
  D. optimum working frequency


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

SomethingSomething

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

C


michelleunicorn

  • Member
  • Posts: 565
Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

dreamfighter72

  • Member
  • Posts: 355
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

The electromagnetic spectrum The electromagnetic spectrum
Processes of the Middle and Upper Troposphere: Rossby Waves and Vorticity Processes of the Middle and Upper Troposphere: Rossby Waves and Vorticity
Processes of the Middle and Upper Troposphere: Rossby Waves and Vorticity Processes of the Middle and Upper Troposphere: Rossby Waves and Vorticity
Proposed structure for keratin-type intermediate filaments Proposed structure for keratin-type intermediate filaments
Earthquake Waves Earthquake Waves
The predicted solution to the problem posed The predicted solution to the problem posed
Video: Hydrogen bonds - role in the body

For a complete list of videos, visit our video library