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Author Question: Which one of the following equations is correct for the maximum kinetic energy of photoelectrons ... (Read 87 times)

kaid0807

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on: Jul 29, 2018
Which one of the following equations is correct for the maximum kinetic energy of photoelectrons ejected from a metal?
 
  A) Kmax = hc - Wo
  B) Kmax = h - Wo
  C) Kmax = hf - Wo
  D) Kmax = h/c - Wo
  E) None of the other choices is correct.

Question 2

The value of the magnetic field for a certain type of electromagnetic wave is 2.12 T. What is the value of the electric field for that wave?
 
  A) 636 V/m
  B) 636 N/C
  C) 636 J/Cm
  D) All of the answers given are correct.
  E) None of the answers given is correct.


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pallen55

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

C

Answer to Question 2

D


kaid0807

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Reply #2 on: Jul 29, 2018
Thanks


pallen55

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Reply #3 on: Jul 29, 2018
Welcome :)


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