Question: The electrons in a CRT are accelerated through a potential difference of 30 kV. (a) Do the electrons move from a region of high potential

The electrons in a CRT are accelerated through a potential difference of 30 kV. 

(a) Do the electrons move from a region of high potential to a region of low potential, or vice versa?

(b) What is the change in kinetic energy of one of the electrons?

(c) If the initial speed is very small, what is the final speed of an electron?

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