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Author Question: A stopping potential of 3.2 V is needed for radiation whose wavelength is 200 nm. What is the work ... (Read 82 times)

jilianpiloj

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on: Jul 28, 2018
A stopping potential of 3.2 V is needed for radiation whose wavelength is 200 nm. What is the work function (in eV) of the material?
 a. 4.0
  b. 3.0
  c. 5.0
  d. 6.0
  e. 2.0

Question 2

Planets in a planetary system other than the solar system
 a. have never been detected.
  b. have been detected.
  c. are an impossibility.
  d. are universally present.


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poopface

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Reply #1 on: Jul 28, 2018
Answer to Question 1

b

Answer to Question 2

b


jilianpiloj

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Reply 2 on: Jul 28, 2018
Wow, this really help

gcook

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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