Exploding fire bolt will send enemies flying with medium force. Frost and shock bolt will only stagger.

Light force. Target will only be staggered. Some targets are more resistance toward staggering.

Exploding bolts with medium force. RECOMMENDED!

Exploding bolt, the force will be as strong as vanilla unrelenting force shout

Fireball spell explosion will send enemies flying. They can also do the same to you, resulting in constant knockdown. NOT recommended.