What is the caused for penalty in American football?

Question

American football is a well liked game in America and all over the world. Can someone tell me that what is the caused for penalty?

Answer 1

Rule violation or fouls caused for the penalties in American football. Most penalties result in the replaying down in the offending team zone. If a foul occurs in the down, an official throws a yellow penalty flag in the ground near the spot of the foul.