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

Author Question: An optical fiber is 1.00 meter long and has a diameter of 20.0 m. Its ends are perpendicular to its ... (Read 38 times)

corkyiscool3328

  • Hero Member
  • *****
  • Posts: 539
on: Jul 27, 2018
An optical fiber is 1.00 meter long and has a diameter of 20.0 m. Its ends are perpendicular to its axis. Its index of refraction is 1.30.
 
  What is the minimum number of reflections a light ray entering one end will make before it emerges from the other end? A) 2.42  105
  B) 2.56  105
  C) 2.02  105
  D) 1.85  105
  E) 2.85  105

Question 2

In the two-slit experiment, the distance between the slits and the screen is 1.1 m and the distance between the slits is 0.040 mm. If the first-order bright fringe is measured to be 3.4 cm from the centerline,
 
  what is the distance between the adjacent bright fringes?
  A) 1.7 cm
  B) 5.1 cm
  C) 7.0 cm
  D) 6.8 cm
  E) 3.4 cm


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

asdfghjkl;

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

E


corkyiscool3328

  • Hero Member
  • *****
  • Posts: 539
Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


asdfghjkl;

  • Sr. Member
  • ****
  • Posts: 323
Reply #3 on: Jul 27, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Optical biopsy. Optical biopsy.
Transformation and Evolution of a Long-Period Comet Transformation and Evolution of a Long-Period Comet
Ayurvedic massage. Long sweeping stroke from foot around shoulder and down the arm, recipient prone. Ayurvedic massage. Long sweeping stroke from foot around shoulder and down the arm, recipient prone.
Food Sources of Fiber Adults need to consume about 21 to 38 grams of fiber daily Food Sources of Fiber Adults need to consume about 21 to 38 grams of fiber daily
Long division for polynomials Long division for polynomials
Flexible exchange rates are supposed to prevent long-term trade deficits. Flexible exchange rates are supposed to prevent long-term trade deficits.
Video: Stomach peristalsis - Movement of Food Through the Small Intestine

For a complete list of videos, visit our video library