Table of Contents
What is the kinetic energy of a 50-cal?
.50 BMG
| Bullet mass/type | Velocity | Energy |
|---|---|---|
| 647 gr (42 g) Speer | 3,044 ft/s (928 m/s) | 13,310 ft⋅lbf (18,050 J) |
| 655 gr (42 g) ADI | 3,029 ft/s (923 m/s) | 13,350 ft⋅lbf (18,100 J) |
| 700 gr (45 g) Barnes | 2,978 ft/s (908 m/s) | 13,971 ft⋅lbf (18,942 J) |
| 750 gr (49 g) Hornady | 2,820 ft/s (860 m/s) | 13,241 ft⋅lbf (17,952 J) |
Does a punch have more energy than a bullet?
Though a punch from a larger individual brings more mass to bear, it’s only boosting the kinetic energy in a linear fashion. A bullet does more damage than a fist because its energy is delivered over a smaller area, but a fist to the face isn’t exactly a walk-in-the-park.
How do you find the kinetic energy of a punch?
The physics of punching hard
- Force = mass · acceleration. This comes from Newton’s second law (law of motion) which applies to net force.
- Kinetic Energy = (mass · velocity2) / 2.
- Why is that important for punching harder?
- Impact Force = (mass · velocity2) / (distance · 2)
- Impact Force = (mass · velocity) / impact duration.
What is the momentum of a punch?
Another point about momentum: The momentum of a punch is not the mass of the fist times its velocity, but rather the mass of part of the boxer’s body multiplied by the velocity of the fist. A boxer puts his body, not merely his arm, into a good punch.
What is the kinetic energy of a 9mm bullet?
Typical muzzle energies of common firearms and cartridges
| Cartridge | Muzzle energy | |
|---|---|---|
| ft-lbf | joules | |
| .380 ACP | 199 | 270 |
| .38 Special | 310 | 420 |
| 9 mm Luger | 350 | 470 |
What is a 50-cal gun?
A . 50 caliber handgun is a handgun firing a bullet measuring approximately . 5 inches (12.7 mm) in diameter. Historically, many black powder pistols fired bullets with diameters well above ½ inch.
Is punching about kinetic energy?
Punching power is the amount of kinetic energy in a person’s punches. Knockout power is a similar concept relating to the probability of any strike to the head to cause unconsciousness or a strike to the body that renders an opponent unable to continue fighting.
Does a punch use kinetic energy?
How much force is a punch?
The average human punch generates around 120-150 psi or 360-450 pounds of force in total.