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

Author Question: An optical fiber is made of clear plastic with index of refraction n = 1.50 . For what angles with ... (Read 126 times)

AEWBW

  • Hero Member
  • *****
  • Posts: 579
on: Jul 28, 2018
An optical fiber is made of clear plastic with index of refraction n = 1.50 . For what angles with the surface will light remain within the plastic guide?
 a. j < 66.6
  c. j < 51.7
  b. j < 41.8
  d. j < 57.1

Question 2

Dmitri places one end of a copper rod in a heat reservoir and the other end in a heat sink. By what factor is the rate of heat flow changed when the temperature difference between the reservoir and sink is doubled?
 a. 2.0
  c. 4.0
  b. 1/2
  d. 1/4


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sokh

  • Sr. Member
  • ****
  • Posts: 357
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

A


AEWBW

  • Hero Member
  • *****
  • Posts: 579
Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


sokh

  • Sr. Member
  • ****
  • Posts: 357
Reply #3 on: Jul 28, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Vasectomy. (a) Vas deferens is located within the spermatic cord on both sides. (b) A small incision Vasectomy. (a) Vas deferens is located within the spermatic cord on both sides. (b) A small incision
Attributed to Thomas Dennis or William Searle, Chest, made in Ipswich, Massachusetts. Attributed to Thomas Dennis or William Searle, Chest, made in Ipswich, Massachusetts.
NCC MERP Index for categorizing medication errors. NCC MERP Index for categorizing medication errors.
Cranial polarization. Lightly place both thumbs on the anterior fontanel, with both index fingers ... Cranial polarization. Lightly place both thumbs on the anterior fontanel, with both index fingers ...
Have you wondered what Nutella made of! Have you wondered what Nutella made of!
Plastic dumped into the sea harms wildlife Plastic dumped into the sea harms wildlife
Video: What is Reverse Osmosis?

For a complete list of videos, visit our video library