⦁ A 2.0-gram bullet is shot into a tree stump. It enters at a speed of 3.00 x 104 cm/s and comes to rest after having penetrated 0.05 m in to the stump. What was the average force during the impact? Show all calculations leading to an answer.

Question

⦁	A 2.0-gram bullet is shot into a tree stump.  It enters at a speed of 3.00 x 104 cm/s and comes to rest after having penetrated 0.05 m in to the stump.  What was the average force during the impact?  Show all calculations leading to an answer.

michele_laino · Answer

please, note that the work done by the force during impact, has to be equal to the kinetic energy of the bullet