Question text
8 A stationary firework explodes into three pieces moving in the same plane. The masses and the velocities of the three pieces immediately after the explosion are shown. v v 1 2 50 g 50 g 60° 60° 100 g 8 m s–1 What are speeds v and v ? 1 2 v / m s–1 v / m s–1 1 2 A 4.0 4.0 B 9.2 9.2 C 14 14 D 16 16
8 A stationary firework explodes into three pieces moving in the same plane. The masses and the
velocities of the three pieces immediately after the explosion are shown.
v v
1 2
50 g
50 g
60° 60°
100 g
8 m s–1
What are speeds v and v ?
1 2
v / m s–1 v / m s–1
1 2
A 4.0 4.0
B 9.2 9.2
C 14 14
D 16 16
Select your answer: