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

Author Question: A light beam with wavelength 440. nm in a material then enters air and its wavelength becomes 577. ... (Read 220 times)

yoooooman

  • Hero Member
  • *****
  • Posts: 557
on: Jul 27, 2018
A light beam with wavelength 440. nm in a material then enters air and its wavelength becomes 577. nm.
 
  (a) What is the index of refraction for the material?
  (b) At what angle with the surface will the beam be totally reflected back in the material?

Question 2

A doubly charged ion with velocity 6.0  106 m/s moves in a path of radius 30. cm in a magnetic field of 0.80 T in a mass spectrometer. What is the mass of this ion?
 
  A) 12.8  10-27 kg
  B) 16.4  10-27 kg
  C) 6.68  10-27 kg
  D) 3.34  10-27 kg
  E) 8.22  10-27 kg


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

wuly

  • Sr. Member
  • ****
  • Posts: 327
Reply #1 on: Jul 27, 2018
Answer to Question 1

(a) 1.31
(b) 40.3

Answer to Question 2

A


yoooooman

  • Hero Member
  • *****
  • Posts: 557
Reply #2 on: Jul 27, 2018
TY


wuly

  • Sr. Member
  • ****
  • Posts: 327
Reply #3 on: Jul 27, 2018
You're welcome


« previous next »
 

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.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

When horses lie down to sleep, others in the herd remain standing, awake or in a light doze, keeping When horses lie down to sleep, others in the herd remain standing, awake or in a light doze, keeping
Why leaves are green: interaction of light with chloroplasts. Why leaves are green: interaction of light with chloroplasts.
Development of the light microscope Development of the light microscope
The material safety data sheet (MSDS) for sulfuric acid showing the detailed technical information ... The material safety data sheet (MSDS) for sulfuric acid showing the detailed technical information ...
Light-reflecting Eyes Light-reflecting Eyes
Light Blue Eye Color Light Blue Eye Color
Video: Glucose anabolism reactions: Glycogenolysis and Gluconeogenesis

For a complete list of videos, visit our video library