JD>
MSGID: 1:116/19 03FA5764
JD>
REPLY: 270/101
JD>JS> Based on density, a lead slug in pretty round form should fall _about_
JD>JS> 2¬ times as fast as a same sized hailstone, given enough room for free
JD>JS> fall, and minus any lateral acceleration.
JD>John,
JD>The formula for calculation the velocity of any object falling in a vacuum
JD>on this planet is: 32 feet per second squared times the time that the
Time in seconds squared * 32.16fps (in Chicago, latitude 42ø) actually.
JD>object has fallen. To get anything real from this you would have to
JD>calculate the force in the opposite direction due to air resistance at 
ch
Which is just what I did, above.  I just started from a known instead of 
re-inventing the wheel.
JD>point in that objects fall and apply that as an acceleration in the
JD>opposite direction. (Its possible to do this without the use of a 
mputer,
Yes, cube roots are easy to estimate, and a air resistance is 
proportionate tot the cube of the velocity, for standard atmosphere and 
subsonic velocities.
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