An electron is placed in a uniform electric field of $4.5 \times 104 \mathrm {~N} / \mathrm { C }$ that points to the right. $( e =$ $1.6 \times 10 ^ { - 19 } \mathrm { C } , m _ { \text {electron } } = 9.11 \times 10 - 31 \mathrm {~kg}$ )
(a) What are the magnitude and direction of the force on the electron?
(b) If the electron is released from rest, what is its speed after $3.0 \mathrm { ps }$ ?

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The Answer of An electron is placed in a uniform electric field of $4.5 \times 104 \mathrm {~N} / \mathrm { C }$ that points to the right. $( e =$ $1.6 \times 10 ^ { - 19 } \mathrm { C } , m _ { \text {electron } } = 9.11 \times 10 - 31 \mathrm {~kg}$ )
(a) What are the magnitude and direction of the force on the electron?
(b) If the electron is released from rest, what is its speed after $3.0 \mathrm { ps }$ ?

An Electron Is Placed in a Uniform Electric Field Of 4.5