# Question

Repeat the calculation in Exercise 30 for electrons instead of protons.

In repeat

Calculate the voltage required to accelerate a beam of protons initially at rest, and calculate their speed if they have a kinetic energy of

(a) 3.5 eV,

(b) 4.1 keV, and

(c) 8.0 x 10-16 J.

In repeat

Calculate the voltage required to accelerate a beam of protons initially at rest, and calculate their speed if they have a kinetic energy of

(a) 3.5 eV,

(b) 4.1 keV, and

(c) 8.0 x 10-16 J.

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