« previous next »

Author Question: A ray in air is incident on a glass plate whose index of refraction is 1.42. The angle of refraction ... (Read 185 times)

ss2343

  • Hero Member
  • *****
  • Posts: 548
on: Jul 29, 2018
A ray in air is incident on a glass plate whose index of refraction is 1.42. The angle of refraction is one half the angle of reflection. The angle of refraction is closest to:
 
  A) 45
  B) 43
  C) 41
  D) 39
  E) 37

Question 2

What is the self-inductance of a solenoid 30.0 cm long having 100 turns of wire and a cross-sectional area of 1.00  10-4 m2? (0 = 4  10-7 T  m/
 
  A)
  A) 4.19 nH
  B) 4.19 pH
  C) 4.19 H
  D) 4.19 mH
  E) 4.19 H


iman

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

ss2343

  • Hero Member
  • *****
  • Posts: 548
Reply #2 on: Jul 29, 2018
TY


iman

  • Sr. Member
  • ****
  • Posts: 334
Reply #3 on: Jul 29, 2018
You're welcome


« 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?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

There are more bacteria in your mouth than there are people in the world.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Fault Movements at Plate Boundaries Fault Movements at Plate Boundaries
An example of a typical incident report. An example of a typical incident report.
Example of CPT conventions in the Index. Example of CPT conventions in the Index.
How to find the unknown angle of a triangle using the sine law (Part 1) How to find the unknown angle of a triangle using the sine law (Part 1)
Plate movements and the geological hazards Plate movements and the geological hazards
Pacific Decadal Oscillation: PDO index Pacific Decadal Oscillation: PDO index
Video: Activation Energy - Valence Electrons

For a complete list of videos, visit our video library