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2. (eight marks) A 34-g bullet travelling at 120 m/s embeds itself in a wooden block on a smooth surface. The block then slides toward

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2. (eight marks) A 34-g bullet travelling at 120 m/s embeds itself in a wooden block on a smooth surface. The block then slides toward a spring and collides with it. The block compresses the spring (k =99 N/m) a maximum of 1.2 cm. Calculate the mass of the block of wood

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