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Question: Electrons in an x-ray tube are accelerated through a potential difference of 50 kV.
a. What is their kinetic energy?
b. What is the speed of these electrons in terms of c?
c. Are relativistic effects important in
i. determining the kinetic energy?
ii. determining the speed?
An electron is released where the electric potential decreases to the left. which way will the electron begin to move
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