Gage, Alfred P. (Alfred Payson), 1836-1903, Fessenden, C · Toronto : W.J. Gage · leaf 163
travels 4ft. Ilicn, X tW) : 10 (P) : : H{j>) : 4{iv) ; whence .r = 20 lbs.The 20 lbs. in W is just sutFicient to balance the 10 lbs. in P;anything less than 20 lbs. will be raised. It is to be observed that, as we saw, § 89, work is not always,or even usually, expended in raising a weight, but… … QUESTIOJSS AND PKOBLEMS. 147 QUESTIONS AND PROBLEMS. 1. If the power applied to any macliiiie is 2, and it moves with avelocity of lO per second, wit^ vvhat velocity c;in it move a resistanceof 10? To how great a load could it give a velocity of 50™ per second? 2. A power of 50, moving through a…
Physics
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