<

Target Stands by TuffsteelTM

smith & wesson semi-auto

The spin damping moment

Spin damping moment

Abbreviations

cspin
Spin damping moment coefficient; cspin(B,Ma.Re)
MS
Spin damping moment

More Abbreviations

Explanation

Skin friction at the bullet's surface retards its spinning motion. The spin damping moment (also: roll damping moment) is given by the above formula. The spin damping coefficient depends on bullet geometry and the flow type (laminar or turbulent).

Top of PageBack to textBack to main  page

Tuffsteel Home Page

What are these links below?

 

About Us | Home Page | Books | Contact Us | FAQ's |Links | Privacy Policy | Free Targets | Ballistics Resources | Articles

Copyright 2004 ©Tuffsteel.com