Author Question: Plane polarized light is sent through two consecutive polarizers, the first having its plane of ... (Read 49 times)

futuristic

  • Hero Member
  • *****
  • Posts: 638
Plane polarized light is sent through two consecutive polarizers, the first having its plane of polarization in the same direction as the incident light and the second having its plane at 90 to the original plane of polarization. A third polarizer, with plane of polarization at 60 to the original plane of polarization, is placed between the two other polarizers. What fraction of the original intensity now gets through?
 a. 0.56
  c. 0
  b. 0.19
  d. 0.25

Question 2

Which of the following statements is true?
 a. A hot object contains a lot of heat.
  c. Objects do not contain heat.
  b. A cold object contains only a little heat.
  d. Statements a and b are true.



jliusyl

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

B

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

For a complete list of videos, visit our video library