This topic contains a solution. Click here to go to the answer

Author Question: An electron vibrating to and fro 1000 times per second generates an electromagnetic wave having a ... (Read 73 times)

RODY.ELKHALIL

  • Hero Member
  • *****
  • Posts: 591
An electron vibrating to and fro 1000 times per second generates an electromagnetic wave having a
 
  A) period of 1000 s.
  B) speed of 1000 m/s.
  C) wavelength of 1000 m.
  D) frequency of 1000 Hz.

Question 2

If a light signal and a radio signal were emitted simultaneously from the Moon, the first signal to reach Earth would be
 
  A) radio.
  B) light.
  C) both of these
  D) none of the above



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

cici

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

Answer: D

Answer to Question 2

Answer: C




RODY.ELKHALIL

  • Member
  • Posts: 591
Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review


ktidd

  • Member
  • Posts: 319
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

For a complete list of videos, visit our video library