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

Author Question: Which of the following expressions is correct for the transmitted intensity of an unpolarized beam ... (Read 55 times)

acc299

  • Hero Member
  • *****
  • Posts: 569
Which of the following expressions is correct for the transmitted intensity of an unpolarized beam of light with an intensity Ii passing through a polarizer?
 
  A) It = Ii
  B) It = (1/2 ) Ii
  C) It = (1/4 ) Ii
  D) It = 2 Ii
  E) It = 4 Ii

Question 2

A 2.00-g bullet hits and becomes embedded in a 5.00-kg wood block which is hanging from a 1.20-m long string. This causes the block to swing through an arc of 3.50. What was the speed of the bullet before it hit the block?
 
  A) 16.7 m/s
  B) 524 m/s
  C) 25.3 m/s
  D) 262 m/s
  E) 789 m/s



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

asdfghjkl;

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

B

Answer to Question 2

B




acc299

  • Member
  • Posts: 569
Reply 2 on: Jul 29, 2018
Wow, this really help


patma1981

  • Member
  • Posts: 292
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

For a complete list of videos, visit our video library