MJ20 P12 Q9 Collision Equations | May/June 2020 | CAIE A Level 9702 Physics

9702/12/M/J/20: A mass m1 travelling with speed u1 collides with a mass m2 travelling with speed u2 in the same direction. After the collision, mass m1 has speed v1 and mass m2 has speed v2 in the same direction. The collision is perfectly elastic. Which equation is not correct? #9702s20p12 #AScollisionsP1 #ASmomentumP1 #Lv2 MJ20 Physics Paper 1 Full Discussion Playlist:    • 9702 MJ20 Papers CAIE Physics   AS 4 #Dynamics Playlist    • Ch3 Dynamics | CAIE 9702 AS Physics   Instagram Pocket Guide (  / etphysics  ) More Resources (https://9702-physics.blogspot.com/) Support us! (  / etphysics  ) Tuition/Tutoring inquiries: Email: [email protected] Whatsapp: https://wa.me/60126679171 9702_s20_qp12 #CambridgeALevelPhysics