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

Author Question: Three materials with n1 < n2 < n3 are arranged in layers of uniform thickness. A light ray in ... (Read 88 times)

james0929

  • Hero Member
  • *****
  • Posts: 586
on: Jul 28, 2018
Three materials with n1 < n2 < n3 are arranged in layers of uniform thickness. A light ray in air enters the first layer at an angle of incidence of 40 and the ray eventually exits the third layer at the refracted angle q in air. What is the value of q?
 a. Some angle more than 40.
  c. 40.
  b. Insufficient information to answer.
  d. Some angle less than 40.

Question 2

A long steel beam has a length of fifty meters on a cold day when the temperature is 0C. What is the length of the beam on a hot day when T = 40C? (asteel= 1.1  10-5/C)
 a. 50.044 m
  c. 50.088 m
  b. 50.022 m
  d. 50.0044 m


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

joanwhite

  • Sr. Member
  • ****
  • Posts: 308
Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

B


james0929

  • Hero Member
  • *****
  • Posts: 586
Reply #2 on: Jul 28, 2018
TY


joanwhite

  • Sr. Member
  • ****
  • Posts: 308
Reply #3 on: Jul 28, 2018
You're welcome


« previous next »
 

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Plants responded by non-uniform root growth. Plants responded by non-uniform root growth.
Sergeant Stubby wearing his uniform and medals. Sergeant Stubby wearing his uniform and medals.
Five layers or sheaths called koshas in Ayurvedic philosophy. Five layers or sheaths called koshas in Ayurvedic philosophy.
Four hazardous materials incidents. Clockwise from top left: a clandestine drug lab dump site, ... Four hazardous materials incidents. Clockwise from top left: a clandestine drug lab dump site, ...
Layers of the Heart Wall Layers of the Heart Wall
Reflection of light rays Reflection of light rays
Video: Humerus Adduction Animation

For a complete list of videos, visit our video library