Question Detail
Question
A worker applies a constant horizontal force of 20 N to a box with mass 40 kg resting on a level floor with negligible friction. What is the acceleration of the box?
Correct Answer
Option B is the correct answer.
Detailed Explanation
Acceleration = force / mass = 20 N / 40 kg = 0.5 m/s².
Hint
Use Newton's second law: F = ma.