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An electron leaves a cathode which is at zero potential and travels through a vacuum to an anode at +200 V. Calculate the kinetic energy AND the speed the electron acquires when it reaches the anode.

An electron leaves a cathode which is at zero potential and travels through a vacuum to an anode at +200 V. Calculate the kinetic energy AND the speed the electron acquires when it reaches the anode.

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4. An electron leaves a cathode which is at zero potential and travels through a vacuum to an anode at +200 V. Calculate the kinetic energy AND the speed the electron acquires when it reaches the anode. (charge on the electron = -1.60 x 10-1⁹ C, mass of electron = 9.11 x 10-³1 kg)
Transcribed Image Text:4. An electron leaves a cathode which is at zero potential and travels through a vacuum to an anode at +200 V. Calculate the kinetic energy AND the speed the electron acquires when it reaches the anode. (charge on the electron = -1.60 x 10-1⁹ C, mass of electron = 9.11 x 10-³1 kg)
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