Problem 28P

Find the orbital radius for which the kinetic energy of the electron in Example 19−1 is 1.51 eV. (Note: 1 eV = 1 electron volt = 1.6 × 10-19J.)

Solution 28P

Step 1 of 3

Here we need to calculate the orbital radius of the electron with kinetic energy .

Given data

Kinetic energy,

Using

Charge on an electron,

To find,

Orbital radius,