A karate chop delivers a blow of 3000 N to a board that breaks. The force that acts on the hand during this event is
A) 1500 N.
B) zero.
C) 6000 N.
D) 3000 N.

Question

Quizplus · Accepted Answer

According to Newton's third law of motion, for every action, there is an equal and opposite reaction. Therefore, if the hand applies a force of 3000 N to the board, the board applies an equal force of 3000 N back on the hand.

A Karate Chop Delivers a Blow of 3000 N to a Board