The Firing Line Forums - View Single Post - Sectional density

Dave Haven · June 23, 2008, 09:56 PM

Sectional density = mass/dia^2; and mass of a round ball is proportional to dia^3, therefore, sectional density of a round ball is directly proportional to ball diameter. A larger ball has a higher sectional density.

June 23, 2008, 09:56 PM	#6
Dave Haven Senior Member Join Date: February 1, 2000 Location: near Flagstaff, AZ Posts: 790	Sectional density = mass/dia^2; and mass of a round ball is proportional to dia^3, therefore, sectional density of a round ball is directly proportional to ball diameter. A larger ball has a higher sectional density.