Wednesday
April 16, 2014

Homework Help: Physics

Posted by Dani on Tuesday, May 3, 2011 at 4:54pm.

A cannon is mounted on a railway flatcar, the muzzle elevated to 31.4 and pointed in the direction of the track. The cannon fires a 1.10-metric-ton projectile at 1.10 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?

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