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

Author Question: A fiber optic cable (n = 1.40) is submerged in water (n = 1.33). What is the critical angle for ... (Read 78 times)

MirandaLo

  • Hero Member
  • *****
  • Posts: 538
on: Jul 28, 2018
A fiber optic cable (n = 1.40) is submerged in water (n = 1.33). What is the critical angle for light to stay inside the cable?
 a. 71.8
  c. 62.5
  b. 27.6
  d. 41.8

Question 2

Of the following systems, which contains the most heat?
 a. 100 kg of water at 80C
  c. 600 kg of ice at 0C
  b. 250 kg of water at 40C
  d. Systems do not contain heat.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

miss.ashley

  • Sr. Member
  • ****
  • Posts: 371
Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

D


MirandaLo

  • Member
  • Posts: 538
Reply 2 on: Jul 28, 2018
:D TYSM

jomama

  • Member
  • Posts: 346
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Salt water lake Salt water lake
Surface Water Parsing Surface Water Parsing
All brakes should be moistened with water or solvent to help prevent brake dust from becoming ... All brakes should be moistened with water or solvent to help prevent brake dust from becoming ...
The regeneration of the optic nerve of the frog after portions of either the retina or the optic ... The regeneration of the optic nerve of the frog after portions of either the retina or the optic ...
Relationship of Sun Angle and Solar Radiation Relationship of Sun Angle and Solar Radiation
A 400-g piece of metal at 120°C is dropped into a cup containing 450 g of water A 400-g piece of metal at 120°C is dropped into a cup containing 450 g of water
Video: Carpal Tunnel Syndrome

For a complete list of videos, visit our video library