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

Author Question: The meter is currently defined as A) the distance between two etched lines in a platinum-iridium ... (Read 71 times)

tiffannnnyyyyyy

  • Hero Member
  • *****
  • Posts: 512
The meter is currently defined as
 
  A) the distance between two etched lines in a platinum-iridium bar kept in S vres, France.
  B) the distance between two etched lines in a platinum-iridium bar kept in Washington, D.C.
  C) one ten-millionth of the distance between the North pole and the equator.
  D) the distance traveled by light in 1/299,792,458 of a second.
  E) 1,553,164.1 wavelengths of red cadmium light in dry air at 25C.

Question 2

The wavelength of a certain laser is 0.35 micrometers, where 1 micrometer = 1  10-6 m. Express this wavelength in nanometers.
 
  A) 3.5  102 nm
  B) 3.5  103 nm
  C) 3.5  101 nm
  D) 3.5  104 nm



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Ksh22

  • Sr. Member
  • ****
  • Posts: 297
Answer to Question 1

D

Answer to Question 2

A



tiffannnnyyyyyy

  • Hero Member
  • *****
  • Posts: 512
Both answers were spot on, thank you once again



Ksh22

  • Sr. Member
  • ****
  • Posts: 297

 

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

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?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

For a complete list of videos, visit our video library