Greetings. There are basically two approaches for calculating Required Bollard Pull of a Tug for towing a Barge or a Ship. The first method is to determine the frictional resistance
http://wiki.answers.com/Q/What_is_formula_for_calc...

That fraction doesn't make any sense.
http://answers.yahoo.com/question/index?qid=201303...

Solving for gravitational force exerted between two
http://www.chacha.com/question/whatistheformula...

OOPs, try this for finding records between last 1 year from today to last 2 months from today Where DateColumn Between dateadd(year, 1, getdate()) And dateadd(month, 2, getdate
http://www.expertsexchange.com/Q_23052992.htm
