PH-206
Friction and air resistance
Physics · Secondary 3 · Easy · Friction and air resistance
A 0.50 kg block slides along a horizontal surface with a constant speed when pulled by a 4.0 N force. What is the frictional force acting on the block?
- 4.0 N
- 0 N
- 2.0 N
- 9.8 N
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