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 17 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
Thanks for the timely response, appreciate it

T4T

  • Member
  • Posts: 348
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Glowing Waves Explained Glowing Waves Explained
The Electromagnetic Spectrum The Electromagnetic Spectrum
The steps in the hearing process. (1) Sound waves enter the outer ear and travel through the ear ... The steps in the hearing process. (1) Sound waves enter the outer ear and travel through the ear ...
Processes of the Middle and Upper Troposphere: Rossby Waves and Vorticity Processes of the Middle and Upper Troposphere: Rossby Waves and Vorticity
The electromagnetic spectrum. Ionizing radiation is only a small portion of the electromagnetic ... The electromagnetic spectrum. Ionizing radiation is only a small portion of the electromagnetic ...
Genome annotation of predicted biological function Genome annotation of predicted biological function
Video: Calvin Cycle Explained!

For a complete list of videos, visit our video library