A free electron has an initial potential energy per unit charge (voltage) of 17 kJ/C and a velocity of 93 Mm/s. Later, its potential energy per unit charge is 6 kJ/C. Determine the change in velocity of the electron.
What will be an ideal response?
Known quantities:
Initial Coulombic potential energy, ; initial velocity, ; final Coulombic potential energy, .
Find:
The change in velocity of the electron.
Assumptions:
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