【實用工具app】FrictionoMeter Lite!|最夯免費app-綠色工廠好玩App

Now a Lite version! FRICTIONOMETER turns an iphone or ipad into a scientific tool for measuring the coefficient of friction between two materials. Perfect for engineering or science applications where users need to know the approximate static and dynamic coefficients for materials of which published data is not easily found. Simple and fun to use!