Someone probably saw "pounds of force" somewhere and just multiplied by 2.2 or something like that, doing a straight conversion while remaining somewhat ignorant of what it really meant.
cm -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Behalf Of James Frysinger Sent: Saturday, November 29, 2003 23:15 To: U.S. Metric Association Subject: [USMA:27701] Re: The thrust of the argument Thrust is a force and it is measured in newtons. Jim On Saturday 2003 November 29 18:36, [EMAIL PROTECTED] wrote: > I was surprised to read in the most recent Technology Review from MIT that > GE is developing a new, more powerful jet engine designed to generate > "52,000 kilograms of thrust". > > Since the kilogram is the base unit of mass, what the heck is it doing here > purportedly describing thrust? What is the correct way to express thrust? > How is it properly defined, and how the heck do you measure it? > > Ezra -- James R. Frysinger Lifetime Certified Advanced Metrication Specialist Senior Member, IEEE http://www.cofc.edu/~frysingj [EMAIL PROTECTED] [EMAIL PROTECTED] Office: Physics Lab Manager, Lecturer Dept. of Physics and Astronomy University/College of Charleston 66 George Street Charleston, SC 29424 843.953.7644 (phone) 843.953.4824 (FAX) Home: 10 Captiva Row Charleston, SC 29407 843.225.0805
