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The electrons in a TV picture tube are accelerated from
Chapter 20, Problem 19P(choose chapter or problem)
QUESTION:
Problem 19P
The electrons in a TV picture tube are accelerated from rest through a potential difference of 25 kV. What is the speed of the electrons after they have been accelerated by this potential difference?
Questions & Answers
QUESTION:
Problem 19P
The electrons in a TV picture tube are accelerated from rest through a potential difference of 25 kV. What is the speed of the electrons after they have been accelerated by this potential difference?
ANSWER:
Step 1 of 3
Here we have to find the final speed of the electrons, after they have been accelerated through the given potential difference.
We know that, the electric potential energy can be written as,
------------(1)