The minimum energy required to cause the photoelectric effect in potassium metal is 3.69×10−19J. You may...

Question

Question

The minimum energy required to cause the photoelectric effect in potassium metal is 3.69×10−19J.

You may want to reference (Page) Section 8.1 while completing this problem.

If 500 nm radiation is shone on potassium, what is the velocity of the ejected electrons?

Express your answer with the appropriate units.

Answer 1

Answer #1

soll given. minimum chergy re = 3.693103 poto electric effect = Wavelength of radiation = d = soonm - 560x16m → According to

Answer 2

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