A-LevelPhysicsDynamics9702/12 · Oct/Nov 2012 · Q151 Mark
A lorry of mass 20 000 kg has a constant resultant force F acting on it. It accelerates from 6.0 ms⁻¹ to 30.0 ms⁻¹ in a time of 300 s. What is the change in momentum of the lorry and the value of F? [Table showing options for change in momentum/Ns and force F/N]
A48000, 160
B480000, 1600
C600 000, 2000
D600 000, 20 000
✓ Correct answer
B: 480000, 1600
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