12 A person holding a rifle mass of person and rifle

Last updated: 6/5/2023

12 A person holding a rifle mass of person and rifle together is 100 kg stands on a smooth surface and fires 10 shots horizontally in 5 s Each bullet has a mass of 10 g with a muzzle velocity of 800 ms The final velocity acquired by the person and the average force exerted on the person are a 0 08 ms 16N b 0 8 ms 8 N c 1 6 ms 16 N d 1 6 ms 8 N