PH-1410
Friction and air resistance
Physics · Secondary 4 · Easy · Friction and air resistance
A 4.0 kg box is pulled along a horizontal rough floor by a 14 N force to the right. The box moves at a constant speed. What is the frictional force acting on the box and its direction?
- 14 N to the left
- 14 N to the right
- 4.0 N to the left
- 18 N to the right
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