Author Question: The speed of light in a certain material is measured to be 2.2 108 m/s. What is the index of ... (Read 44 times)

jeatrice

  • Hero Member
  • *****
  • Posts: 543
The speed of light in a certain material is measured to be 2.2  108 m/s. What is the index of refraction of this material? (c = 3.0  108 m/s)
 
  A) 1.1
  B) 1.2
  C) 1.4
  D) 1.6
  E) 1.8

Question 2

The equation of motion of a particle undergoing simple harmonic motion in the y direction is y = (2.0 cm) sin(0.60 s-1 t).
 
  At time t = 0.60 s determine the particle's (a) position, (b) velocity, and (c) acceleration.



jgranad15

  • Sr. Member
  • ****
  • Posts: 345
Answer to Question 1

C

Answer to Question 2

(a) 0.70 cm (b) 1.1 cm/s (c) -0.25 cm/s2



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

For a complete list of videos, visit our video library