A free electron has an initial potential energy per unit charge ( voltage ) of 1 7 kJ C and a velocity of 9 3 Mm s Later, its potential energy per unit charge is 6 kJ C Determine the change in velocity of the electron

Question: A free electron has an initial potential energy per unit charge ( voltage ) of 1 7 kJ / C and a velocity of 9

A free electron has an initial potential energy per unit charge

(

voltage

)

17

/

C and a velocity of

93

/

.

Later, its potential energy per unit charge is

6

/

.

Determine the change in velocity of the electron.

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