Question: The distance between the cathode and anode in the gun of a certain cathode ray tube is 3.2 cm. If electrons are accelerated from rest

The distance between the cathode and anode in the gun of a certain cathode ray tube is 3.2 cm. If electrons are accelerated from rest through a potential difference of 9.1 x 10^2V in this gun, with what kinetic energy do they emerge from the gun

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