4 Nov 2021
Problem 68
Page 298
Section: Challenge Problems
Chapter 7: The Quantum-Mechanical Model of the Atom
Textbook ExpertVerified Tutor
4 Nov 2021
Given information
The threshold frequency of electron is 
.
The velocity of electron is 
.
The frequency of the radiation is 
.
Step-by-step explanation
Step 1.
The energy of radiation associated with the frequency of the radiation is calculated by,
Substitute the values in the above formula
Thus, the incident energy of electrons is 
.
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