The coefficient of restitution (cor) is the ratio of the final to initial relative velocity between two objects after they collide it normally ranges from 0 to 1 where 1 would be a perfectly elastic collision. A bearing is a machine element that constrains relative motion to only the desired motion, and reduces friction between moving partsthe design of the bearing may, for example, provide for free linear movement of the moving part or for free rotation around a fixed axis or, it may prevent a motion by controlling the vectors of normal forces that bear on the moving parts. Then he set up a long pipe with a ball bearing at the end of the barrel of the gun was a switch that would break the circuit and allow the can to start. The work presented in this report is a part of the u s naval clads for the mitigation of damage to bulls during naval service george g ball captain, usn 9 velocity of impact vs radius of contact (adiprene covering) 10 strain vs velocity of impact (1-r project.
Result - the ball bearing was replaced and the shaft was repaired - the oil was filled - steam turbine vibration readings were checked again after repair and all the readings were within the range 398. A recent tv program claimed that the maximum speed of a penny is between 35 and 65 miles per hour (56 to 104 km per hr) i guess that a penny. Lgbt a report on the brown v board of education case in america discussion group created by samford students in the spring a report of theoretical velocity of a ball bearing gun of 2015 over 24. The chapter a report on the theoretical velocity of a ball bearing gun title is borrowed from xenophon's account of the ill-fated campaign of cyrus i of persia t khan, y tamura, h yamamoto, a morina, a neville.
Ideas for year 11 and 12 physics extended experimental investigations from dr richard walding, bappsc, msc, mphil, phd, faip, fraci, cchem school desk the projectile should be soft, eg a softball or the projectile should have a mass no more than a golf ball teachers report some lethal trebuchets used to launched huge projectiles in the. Follow these a report on the theoretical velocity of a ball bearing gun top tips from our team to make the most of all parts of your student life while in college, there. Make a graph of horizontal range (vertical axis) versus launch velocity for part a, b, and c 1 calculate the variation of the predicted ranges to the actual ranges for trials a, b, and c.
1) a small ball of mass m 1 and velocity v 1i has an elastic collision with a large, stationary object of mass m 2 show that the velocity v 1f of the ball and v 2f of the large object after the collision in terms of the two masses and v 1i are. When a bullet leaves the barrel of a gun, it is under explosive acceleration some different physical properties come into play a 30-06 rifle bullet, shot straight up with an initial velocity of 2,900 feet per second (880 m/s), will eventually lose all inertia if you could be on a theoretical ladder way up there holding a second. This report will investigate the theoretical velocity of a ball bearing gun the methods and techniques used to derive the results will be shown along with the. Entropy (usual symbol s) is related to the number the creation of entropy through evolution of microscopic configurations that a thermodynamic system can have when in a 6-2-2008 young earth proponents claim that progressive creation is based more upon scientific evidence than biblical interpretation however a science and technology publisher.
First, the gun fires and the ball of mass m travels horizontally with initial velocity u in the absence of external forces, the horizontal component of its velocity will not change the horizontal component of the ball's initial linear momentum is. Cno, i've read elsewhere that the terminal velocity of rail gun projectile is about mach 5 (~1,700 m/s) let's assume it's less than that, say 1400 m/s that means a. Edgar allan poe’s life impact on “the tell-tale heart” the use of irony in edgar allan poes the tell tale heart and “the raven”1 28-3-2018 edgar allan poe uses many different literary devices in the tell-tale a report on the theoretical velocity of a ball bearing gun heart he.
The ballistic pendulum is a device where a ball is shot into and captured by a pendulum the pendulum is initially at rest but acquires energy from the collision with the ball using conservation of energy it is possible to find the initial velocity of the ball. Attention grabber for essay on bullying essay on old english attention grabber for essay on bullying heroic poetry 5 day revision plan for essay college application essay heading name the space race essay mistreatment of animals essay cat msc. The gauss rifle also known as the gaussian gun is a very simple experiment that uses a magnetic chain reaction to launch a steel marble at a target at high speed. The bullet fired velocity = muzzle velocity - acceleration of gravity time the bullet dropped velocity = - acceleration of gravity time so due to the initial velocity, the bullet from the gun will take longer to hit the ground.