A-LevelPhysicsDynamicsMay/June 2018Paper 2 Q27 Marks
A stationary firework explodes into three different fragments that move in a horizontal plane, as illustrated in Fig. 2.1. [Figure 2.1] The fragment of mass 3.0M has a velocity of 7.0ms⁻¹ perpendicular to line AB. The fragment of mass 2.0M has a velocity of 6.0 ms⁻¹ at angle θ to line AB. The fragment of mass 1.5M has a velocity of 8.0 ms⁻¹ at angle θ to line AB.
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