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Author Question: Which of the following expressions is correct for the transmitted intensity of an unpolarized beam ... (Read 61 times)

acc299

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on: Jul 29, 2018
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


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asdfghjkl;

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Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

B


acc299

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Reply 2 on: Jul 29, 2018
:D TYSM

Joy Chen

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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