Before After 2.2 For all elastic colisions as shown in the sketch below the formula cos0=m, -m, )u̟ 2m,u, holds, where e is the opening angle between the paths of the emerging particles Before After m
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2.2.1) If in the above collision the masses of the particles are m1 = m and m2= 4m and u1/u2 = 3. Show that the opening angle
between the paths of the m1 and m2 is 120⁰
2.2.2) If the mass m1 has incident kinetic energy E find the energies of the emerging particles m1 and m2 in terms of E.
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