Chapter 20, Problem 26R

To determine

To Choose: The correct option.

Answer to Problem 26R

Option B- electromagnetic force.

Explanation of Solution

Introduction:

Strong nuclear force, weak nuclear force, electromagnetic force and gravitational force are the fundamental forces. The strongest force is strong nuclear force and gravitational force is weakest force.

Protons are positively charged particle that lie in the nucleus. The protons are pulled apart with the help of electromagnetic force while they are held together due to the strong nuclear force. The strong nuclear force is a short-range force only.

Conclusion:

Hence, the electromagnetic force pushes the particle that makes up a nucleus apart.