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Sahay Sir > Question Answers > MTG NEET Physics > Part 1 > Chapter 6 - Work, Energy and Power > Two particles having position vectors r1 = 3i + 5j m and r2 = -5i – 3j m are moving with velocities v1 = 4i + 3j m/s and v2 = ai + 7j m/s. If they collide after 2 seconds, the value of a is

Two particles having position vectors r1 = 3i + 5j m and r2 = -5i – 3j m are moving with velocities v1 = 4i + 3j m/s and v2 = ai + 7j m/s. If they collide after 2 seconds, the value of a is

the value of a is Two particles having position vectors r1 = 3i + 5j m and r2 = -5i - 3j m are moving with velocities v1 = 4i + 3j m/s and v2 = ai + 7j m/s. If they collide after 2 seconds