Do you mean the entire cartridge or just the piece of lead? The entire cartridge is 55 millimeters long. I can't find anything at the moment that gives the length of just the bullet.
It's a .30 caliber bullet.
A 22 caliber bullet is 22/100 inches in diameter. A 7.62 mm bullet is 30 caliber or 30/100 inches in diameter there is no such thing as a 7.62 caliber bullet
The term "762" refers to a 7.62mm bullet. This is a common size for European guns and the AK-47. The 54 refers to the length of the round or the powder, I forget. Not sure exactly what bullet this describes but that is the diameter size (caliber) of the bullet.
caliber 38 is a caliber 38. bullet dia. is .357 caliber deals with the dia. or measurement around the bullet head, not the bullet case.
The .22 caliber bullet is ABOUT .22 inches wide. A .32 bullet is about .32 inches wide. The bullet will also be heavier due to size.
Impossible to answer without knowing the caliber, bullet weight, barrel length.
bullet
The highest caliber bullet commonly used is a .50 cal. However, there are bullet that are larger in caliber. the 700 Nitro express comes to mind.
If you mean a .40 caliber bullet in a .32 caliber gun- no. The bullet would be 8 thousandths of inch too large to fit in the gun. Caliber refers to the diameter of the bullet, so a .40 caliber bullet is ABOUT .40 inches across, and a .32 bullet ABOUT .32 inches across.
It's a .30 caliber bullet. .30 caliber is the American designation for the size, 7.62 millimeters is the European designation.
Negative, 308 is a 30 caliber bullet and 30 doesn't fit into 25.
Noop. an M16 fires a 5.56mm (or .223 caliber) bullet. A .45 caliber shoots a bullet that is ~11.43mm.