On Mon, 24 Mar 2008 22:26:17 +0900, Stealth Pilot
wrote:



the question in the photo shoot was how much energy was expended.
the answer is half the mass of the tracked excavator and trailer in
lbs times the velocity in ft per second squared. it is the kinetic
energy absorbed bringing the traffic to a halt.
actually seems to be an easy question to answer on reflection.

You need to divide your result by 32.2 ft/sec^2 (gravity). Dontcha
love the FPS system?

--
Ned Simmons