« previous next »

Author Question: Light is refracted through a diamond. If the angle of incidence is 30, and the angle of refraction ... (Read 102 times)

michelleunicorn

  • Hero Member
  • *****
  • Posts: 565
on: Jul 28, 2018
Light is refracted through a diamond. If the angle of incidence is 30, and the angle of refraction is 12, what is the index of refraction?
 a. 1.3
  b. 2.4
  c. 2.6
  d. 1.8
  e. 0.4

Question 2

The speed of light changes when it goes from ethyl alcohol (n = 1.36) to carbon tetrachloride (n = 1.46). The ratio of the speed in carbon tetrachloride to the speed in ethyl alcohol, v2/v1, is
 a. 1.99
  b. 1.07
  c. 0.932
  d. 0.511
  e. 0.760


nmyers

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Insert the needle with the beveled side up. Keep the angle low, 10 to 30 degrees. Insert the needle with the beveled side up. Keep the angle low, 10 to 30 degrees.
The biochemical reactions of near-infrared light The biochemical reactions of near-infrared light
Color mixtures of refracted light—additive process. Color mixtures of refracted light—additive process.
Intradermal injections are administered at a 10–15° angle. Intradermal injections are administered at a 10–15° angle.
Malaria Ecology versus Incidence of Malaria Malaria Ecology versus Incidence of Malaria
Light-reflecting Eyes Light-reflecting Eyes
Video: Protein Secondary and Tertiary Structures - Animation

For a complete list of videos, visit our video library