In a photoelectric experiment using a Caesium surface, you irradiate the surface with five different wavelengths and find five corresponding stopping potentials: Vo |1. 232nm 2.93V 2. 58nm 20.84V 3. 290nm 2.02V 4. 174nm 4.50V |5. 116nm 8.23V Plot a graph of the Stopping Potential versus Frequency of the light. What is the theoretical value of the slope of this plot? x10-15 J · s/C What value did you find? x10-15 J. s/C What is your value for the cutoff frequency? x1015 Hz
In a photoelectric experiment using a Caesium surface, you irradiate the surface with five different wavelengths and find five corresponding stopping potentials: Vo |1. 232nm 2.93V 2. 58nm 20.84V 3. 290nm 2.02V 4. 174nm 4.50V |5. 116nm 8.23V Plot a graph of the Stopping Potential versus Frequency of the light. What is the theoretical value of the slope of this plot? x10-15 J · s/C What value did you find? x10-15 J. s/C What is your value for the cutoff frequency? x1015 Hz
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Transcribed Image Text:In a photoelectric experiment using a Caesium surface, you irradiate the surface with five different wavelengths and
find five corresponding stopping potentials:
#
Vo
|1. 232пт 2.93V
2.
58пт
20.84V
3.
290nm 2.02V
4.
174пт 4.50V
|5.
116пт 8.23у
Plot a graph of the Stopping Potential versus Frequency of the light.
What is the theoretical value of the slope of this plot?
X10-15
J. s/C
What value did you find?
x10-15 J. s/C
What is your value for the cutoff frequency?
х1015 Hz
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