Mechanics Problems #263775

The gravitation system' pound — second system, or meter-kilogram — second sys~ tem — known as the engineers' system 'has been used exclusively. In engineering practice one is often puzzled to tell just what data to collect and afterward how much of it to use because of this, I have left more data in some of the problems, and especially those under Review, than is absolutely necessary for solving the problem, and the student will have opportunity to pick and choose just as he would do in actual cases.