Concept explainers
(a)
To calculate:The velocity of electron.
(a)
Answer to Problem 99A
The velocity of electron is
Explanation of Solution
Given:
Formula used:
De Broglie’s Wavelength is given by,
Where,
Unit conversions,
Calculation:
To find the velocity of an electron, first
Also
Rearranging the formula to find
Substitute all the values in given formula,
Now to calculate the velocity ,
Substitute all the values in given formula,
Conclusion:
The velocity of electron is
(b)
To calculate:The energy of electron in
(b)
Answer to Problem 99A
The energy of electron in
Explanation of Solution
Given:
Formula used:
To calculate the energy of electron in
Where,
Value of
Calculation:
To calculate the energy of electron in
Now, substitute all the values in the given formula,
Conclusion:
The energy of electron in
Chapter 30 Solutions
Glencoe Physics: Principles and Problems, Student Edition
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