This topic contains a solution. Click here to go to the answer

Author Question: A container of flint glass (n = 1.66) holds a small quantity of benzene (n = 1.501). What is the ... (Read 157 times)

mcmcdaniel

  • Hero Member
  • *****
  • Posts: 550
A container of flint glass (n = 1.66) holds a small quantity of benzene (n = 1.501). What is the critical angle for internal reflection of a ray in the liquid when it is incident on the liquid-to-glass surface?
 a. 89.5
  b. 64.7
  c. 41.1
  d. The critical angle does not occur in this case.

Question 2

A 2.00-kg copper rod is 40.00 cm long at 23C. If 50,000 J are transferred to the rod by heat, what is its change in length? (ccopper = 387 J/kgC and acopper = 17  106/C)
 a. 0.022 cm
  c. 0.055 cm
  b. 0.044 cm
  d. More information is needed.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

britb2u

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

D

Answer to Question 2

B




mcmcdaniel

  • Member
  • Posts: 550
Reply 2 on: Jul 28, 2018
:D TYSM


cassie_ragen

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

For a complete list of videos, visit our video library