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Author Question: Red light with a wavelength of 650. nm travels from air into a liquid with an index of 1.33. What is ... (Read 17 times)

bobbie

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on: Jul 27, 2018
Red light with a wavelength of 650. nm travels from air into a liquid with an index of 1.33. What is the frequency and wavelength in the liquid?
 
  What will be an ideal response?

Question 2

The potential applied to a 20.  resistor is 60. cos (33. t) volts. What is the:
 
  (a) instantaneous current?
  (b) rms current?


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xthemafja

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

4.61  1014 Hz and 489. nm

Answer to Question 2

(a) 3.0 cos (33. t) Amperes
(b) 2.1 Amperes rms


bobbie

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Reply 2 on: Jul 27, 2018
:D TYSM

duy1981999

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

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