Question 7 A 4 kg block is moving at a speed of 3 12 m s

Last updated: 4/26/2023

Question 7 A 4 kg block is moving at a speed of 3 12 m s What is the force required to bring the block to a stop in 0 001 s Round your answer to 2 decimal places Add your answer Question 8 Add your answer A projectile weighing 105 lbs strikes the concrete wall of a fort with an impact velocity of 1118 ft s The projectile comes to rest in 0 05 second having penetrated the 8 foot thick wall to a distance of 6 feet What is the average force exerted on the wall by the projectile Round your answer to 2 decimal places uestion 11 3 Points 112 3 Points slides with a velocity of 21 cms on a sindoth level surface and makes a head on collisian with site direction with a velocity of 10 cnvs if the collision is perfectly elastic what is the velocity of