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Why does a gun pop?
The bullet is quickly pushed out of the barrel by rapidly expanding gasses from the burning gunpowder. Those expanding gasses push the air when the bullet leaves the gun, making a POP or POW or BANG.
How does a bullet become hot?
When a bullet is fired, the gunpowder ignites and creates hot gases that propel the bullet out of the barrel at high speeds. Friction between the bullet and the barrel also generates heat. Additionally, air resistance as the bullet travels through the air can further heat it up.
When you fire a gun what force affect the bullet as it leaves the barrel and flies through the air?
When a gun is fired, the force that affects the bullet as it leaves the barrel and travels through the air is the explosive force generated by the gunpowder igniting and rapidly expanding gases, propelling the bullet forward. This force propels the bullet through the barrel and imparts momentum to it, allowing it to overcome air resistance and travel towards its target.
Will a bullet go up out of a level barrel?
No. Assuming the barrel is level (defined as perpendicular to the pull of gravity) then the bullet will leave the barrel horizontally and immediately begin to fall, like any other object subject to gravity. There are aerodynamic forces from air resistance, but these do not impart lift to the bullet. Often the gun recoils (per Newton's laws) in such a way as to raise the barrel after the bullet has fired.
Does caliber refer to a bullet or barrel?
bullet
What is the difference between an air rifles and a rim fire rifles?
Rim Fire bullets (Rifles or guns) require a firing pin that strikes the bullet casing and the resulting explosion of gunpowder in the shell fires the bullet out of the barrel. Air guns have NO firing pin. An air valve or piston forces air or C02 into the barrel behind the pellet or BB and this shoots the projectile out of the barrel.
What does a barrel assembly do on a rifle?
The barrel guides and accelerates the bullet out of the rifle, and imparts spin to the bullet to stabilize the bullet in flight.
Does a bullet shot from a gun undergo any acceleration after it leaves the barrel?
No- or minimal at best. Acceleration of the bullet comes from gas expanding inside the barrel, pushing the bullet. Once it leaves the barrel, (or within a VERY short distance) gas is no longer pushing, and acceleration stops, and bullet begins to slow from air resistance.
Why does a bullet have less momentum fired from a short barrel vs long barrel?
At the instant the gun fires, the bullet is at rest- speed zero. As the expanding gasses from the burning gunpowder reach the bullet, they begin pushing the bullet up the barrel. It's speed is increasing- and the longer the push, the higher the speed. There IS a point of diminishing returns- where a barrel LONGER than the perfect length begins to slow the bullet- you have used all the expanding gasses, and now friction is slowing the bullet. If you had a barrel 20 ft long, the bullet would not make it all the way up the barrel, it would stop.For barrels on any realistically-usable weapon, a longer barrel will provide more momentum to the bullet than a shorter one. In addition, longer rifled barrels will also impart more spin, which will increase accuracy.
What does ram mean for a gun?
Have only encountered the term used for muzzleloading firearms. The ramrod is used to ram- of push- the bullet down the barrel.
What is a port on a gun?
Typically it is a set of holes in the upper side of the barrel near the muzzle. Part of the gasses pushing the bullet are released through those holes as the bullet passes them. Gasses going UP push the barrel DOWN, counteracting the recoil that flips the muzzle up.
Aerodynamics in and around a bullet?
A bullet's shape is designed to minimize air resistance, or drag, as it travels through the air. This streamlined shape helps the bullet maintain high velocities and remain stable in flight. Additionally, the rifling of the barrel imparts spin on the bullet, which improves accuracy by stabilizing its trajectory.
