H2P-109
Newton’s second law
H2 Physics · JC 1 · Medium · Newton’s second law
A 0.80 kg cart is initially at rest on a smooth track. A constant horizontal force acts on it for 0.50 s, giving it a final speed of 3.0 m s⁻¹. What is the magnitude of the force?
- 4.8 N
- 1.6 N
- 2.4 N
- 6.0 N
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