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Author Question: A polarizer (with its preferred direction rotated 30 to the vertical) is placed in a beam of ... (Read 63 times)

xclash

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on: Jul 27, 2018
A polarizer (with its preferred direction rotated 30 to the vertical) is placed in a beam of unpolarized light of intensity 1. After passing through the polarizer, the beam's intensity is
 
  A) 0.2501.
  B) 0.7501.
  C) 0.5001.
  D) 0.8661.
  E) 0.5000.

Question 2

In Einstein's General Theory of Relativity, spacetime is
 
  A) one dimensional
  B) two dimensional
  C) four dimensional
  D) three dimensional


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lin77x

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Reply #1 on: Jul 27, 2018
Answer to Question 1

E

Answer to Question 2

C


xclash

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Reply 2 on: Jul 27, 2018
Excellent

juliaf

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Reply 3 on: Yesterday
:D TYSM

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