Q. 17

Expert-verifiedFound in: Page 1082

Book edition
4th

Author(s)
Randall D. Knight

Pages
1240 pages

ISBN
9780133942651

Express in (or or if more appropriate):

a. The kinetic energy of an electron moving with a speed of .

b. The potential energy of an electron and a proton apart.

c. The kinetic energy of a proton that has accelerated from rest through a potential difference of .

a. The kinetic energy of an electron is

b. The potential energy of an electron and a proton apart is.

c. The kinetic energy of a proton is.

We have given that the express in .

We need to find kinetic energy of an electron moving with a speed of .

The expression for kinetic energy

We have given that the express in

We need to find potential energy of an electron and a proton apart.

Using formula for potential energy :

We have given that the express in

We need to find the kinetic energy of a proton that has accelerated from rest through a potential difference of .

The expression for kinetic energy when charge accelerating with a potential difference :

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