Explain how friction keeps a nail in place in a block of wood. If you try pull out the nail which way does friction act?

Question

asked Mar 12, 2020 108k views

1 Answer

Vladimir Shmidt · Answer 1 · 2020-03-18T16:06:14+0000

Answer:

Opposite to the direction that you are pulling

Explanation:

Static friction acts in the opposite direction to the acceleration.

Kinetic friction acts in the opposite direction to the velocity.