A cannon is mounted on a railway flatcar, the muzzle elevated to 35.0° and pointed in the direction of the track. The cannon fires a 0.80-metric-ton projectile at 0.80 km/s.
(a) If the flatcar and cannon together have a mass of 36.0 metric tons (not including the projectile), what is the initial recoil speed of the flatcar?
m/s
(a) If the flatcar and cannon together have a mass of 36.0 metric tons (not including the projectile), what is the initial recoil speed of the flatcar?
m/s