PH-73
Friction and air resistance
Physics · Secondary 3 · Medium · Friction and air resistance
A 4.0 kg box is pulled horizontally with a constant force of 22 N. It moves at constant speed. What is the frictional force acting on the box?
- 0 N
- 4.0 N
- 18 N
- 22 N
Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.