A rifle with a weight of 25 N fires a 4.5-g bullet with a speed of 290 m/s. (a) Find the recoil speed of the rifle. m/s

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A Rifle With A Weight Of 25 N Fires A 4 5 G Bullet With A Speed Of 290 M S A Find The Recoil Speed Of The Rifle M S 1 (104.57 KiB) Viewed 43 times

A rifle with a weight of 25 N fires a 4.5-g bullet with a speed of 290 m/s. (a) Find the recoil speed of the rifle. m/s (b) If a 675-N man holds the rifle firmly against his shoulder, find the recoil speed of the man and rifle. m/s Need Help? Read It /2 Points] DETAILS SERCP11 6.4.P.035. MY NOTES (b) How much kinetic energy is lost in the collision? J PRACTICE ANOTHER A railroad car of mass 2.40 × 104 kg moving at 2.60 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. (a) What is the speed of the three coupled cars after the collision? m/s