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Author Question: Mathilda collects photoelectric data in her physics laboratory. She measures a stopping potential ... (Read 22 times)

anjilletteb

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on: Jul 29, 2018
Mathilda collects photoelectric data in her physics laboratory.
 
  She measures a stopping potential of 5.82 volts for radiation of wavelength 100. nm, and 17.99 volts stops 50.0 nm.
  (a) What is the work function for the material in eV?
  (b) From her data one determines Planck's constant to be what?

Question 2

Pressure in a fluid decreases with depth.
 
  Indicate whether the statement is true or false


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Perkypinki

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

(a) 6.70 eV
(b) 6.50  10-34 J-s

Answer to Question 2

FALSE


anjilletteb

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Reply 2 on: Jul 29, 2018
Gracias!

daiying98

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

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