Reference:Mastering physics Ch.37

Question 1: Which of the following is NOT an expression of the relativistic momentum? Justify your answer A 3/}52032 mcz B m\"? arctanhfv/rr) (is? C mo d? D (1.?\" mm. -- l I] (If Question 2: Consider a massive particle A (with rest mass m) and a massless particle B moving headtohead in 1 space dimension . Before the collision, B has energy Q. After the collision, B still have energy Q, but ying outwards. What is the relativistic momentum of B after the collision? Justify your answer. A 13 ii)\" i: iQ/'l + \"Win" C l PB l: \"rm-0C7