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  • 21-05-2023
  • Physics
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7 Fig. 5.1 shows a vehicle safety test. A car of mass 1000 kg moving at 20 m/s makes a head-on collision with a lorry of mass 2000 kg moving at a speed of 16 m/s. lorry, mass 2000 kg car, mass 1000 kg ā— 20 m/s 16 m/sā€‹

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