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Author Question: Light of intensity I0 and polarized horizontally passes through three polarizes. The first and ... (Read 229 times)

shenderson6

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on: Jul 29, 2018
Light of intensity I0 and polarized horizontally passes through three polarizes.
 
  The first and third polarizing axes are horizontal, but the second one is oriented 20.0 to the horizontal. In terms of I0, what is the intensity of the light that passes through the set of polarizers?
  A) 0.442I0 B) 0.883I0 C) 0.780I0 D) 0.180I0

Question 2

A 10- resistor is connected in series with a 20-F capacitor. What is the impedance at 1.0 kHz?
 
  A) 8.0  B) 10  C) 15  D) 13


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isabelt_18

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

C

Answer to Question 2

D


shenderson6

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Reply 2 on: Jul 29, 2018
Wow, this really help

irishcancer18

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Reply 3 on: Yesterday
Gracias!

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