Increasing the amount of powder in a bullet does not necessarily result in a proportional increase in velocity. While a greater amount of powder can generally lead to higher velocities, several factors come into play, such as the design of the firearm, the bullet weight, and the pressure generated within the chamber.
In firearms, the amount of powder is carefully calibrated to achieve optimal performance and maintain safety. If you were to quadruple the amount of powder in a bullet, it would likely create significantly higher pressure within the chamber. However, the increase in velocity would not necessarily be quadrupled.
The relationship between the amount of powder and the resulting velocity is not linear. At a certain point, increasing the powder charge will yield diminishing returns in terms of velocity gains. Additionally, excessively high pressures can cause dangerous conditions, potentially damaging the firearm or causing injury.
To summarize, while increasing the amount of powder in a bullet generally leads to higher velocities, it is not a straightforward or linear relationship. Quadrupling the powder charge would not necessarily result in a quadruple increase in velocity. The overall performance depends on multiple factors and should be carefully balanced for safety and optimal performance.