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

Author Question: How do you account for the fact that a sharp dividing line does not exist between one type of ... (Read 68 times)

OSWALD

  • Hero Member
  • *****
  • Posts: 580
How do you account for the fact that a sharp dividing line does not exist between one type of electromagnetic wave and its neighbor?

Question 2

Three wires are made of copper having circular cross sections. Wire 1 has a length L and radius r. Wire 2 has a length L and radius 2r. Wire 3 has a length 2L and radius 3r. Which wire has the smallest resistance?
  1.wire 1
  2.wire 2
  3.wire 3
  4.All have the same resistance.
  5.Not enough information is given to answer the question.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

medine

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

The methods of generating the radiation overlap one another.

Answer to Question 2

3





 

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

For a complete list of videos, visit our video library