Solution

Question\n\nA trolley of mass $1.0\,\mathrm{kg}$ moving with velocity $1.0\,\mathrm{m\,s^{-1}}$ collides with a similar trolley at rest:\n\nContent coming soon. Write the full solution here, or use the part files (p-i.mdx, p-ii.mdx, …) for each part.