How Can I Build a Cost-Effective Air-Powered Projectile Launcher?

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SUMMARY

The discussion centers on constructing a cost-effective air-powered projectile launcher using a 2-liter Coke bottle as the primary launching mechanism. Participants suggest utilizing compressed air as the propellant, emphasizing the importance of pressure regulation to achieve the desired launch distance of 55 meters. Various materials, such as PVC pipes and rubber seals, are recommended for enhancing the launcher’s efficiency and safety. The use of alcohol as a propellant was mentioned but deemed ineffective, leading to further exploration of alternative methods.

PREREQUISITES
  • Understanding of basic physics principles related to projectile motion.
  • Familiarity with air pressure and its application in launching mechanisms.
  • Knowledge of safe handling and assembly of pressurized systems.
  • Experience with basic tools for constructing DIY projects, such as cutting and sealing materials.
NEXT STEPS
  • Research the principles of pneumatic launching systems.
  • Learn about pressure regulation techniques for air-powered devices.
  • Investigate safe materials for constructing a DIY launcher, focusing on PVC and rubber components.
  • Explore design variations for maximizing launch distance and accuracy.
USEFUL FOR

This discussion is beneficial for DIY enthusiasts, hobbyists interested in physics experiments, and individuals looking to create low-cost launching devices for educational purposes.

tinnguyen123
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Homework Statement



i need to built a launcher to shoot anything(no sharp object, bb bullets, or must be bigger then 5mm) out for about 55 Meters...

the only force i can use to launch the "object" is airs that are inside a 2Liter coke bottle...

every other material is ok..

PS: I am not rich...

Homework Equations



The Attempt at a Solution



Cort - alcohol cort to launch.. but doesn't work...
 
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