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

Author Question: An ultraviolet light wave has a wavelength of 300 nm and speed of 1.8 108 m/s through a transparent ... (Read 94 times)

gonzo233

  • Hero Member
  • *****
  • Posts: 557
on: Jul 28, 2018
An ultraviolet light wave has a wavelength of 300 nm and speed of 1.8  108 m/s through a transparent medium. What is the frequency of this wave in the medium? (1 nm = 10-9 m and c = 3.00  108 m/s)
 a. 7.0  1014 Hz
  c. 6.3  102 Hz
  b. 6.0  1014 Hz
  d. 10  1014 Hz

Question 2

An airplane flying with a constant speed flies from a warm air mass into a cold air mass. The Mach number (the ratio of the speed of the airplane to the speed of sound) will:
 a. increase.
  c. stay the same.
  b. decrease.
  d. become unstable.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

zogaridan

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

A


gonzo233

  • Member
  • Posts: 557
Reply 2 on: Jul 28, 2018
Wow, this really help

momolu

  • Member
  • Posts: 320
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Pairs of heavy and light chains combine to form a Y-shaped molecule Pairs of heavy and light chains combine to form a Y-shaped molecule
pupil light reaction pupil light reaction
A steady needle reading that rises 2 or 3 inches Hg when the engine speed is increased slightly ... A steady needle reading that rises 2 or 3 inches Hg when the engine speed is increased slightly ...
Find the speed after 40.0 min if the initial speed is 3250 rev/min Find the speed after 40.0 min if the initial speed is 3250 rev/min
Long-wave energy flux is emitted from Earth Long-wave energy flux is emitted from Earth
How wide must a narrow slit be if the first diffraction minimum occurs at 12 with laser light ... How wide must a narrow slit be if the first diffraction minimum occurs at 12 with laser light ...
Video: Enzyme-Catalyzed Reactions

For a complete list of videos, visit our video library