Well's natural philosophy : for the use of schools, academies and privte students, introducing the latest results of scientific discovery and research ; arranged with special reference to the practical application of physical science to the arts and the experiences of everyday life ; with three hundred and seventy-five engravings (1873)
Wells, David A · New York : Ivison, Blakeman, Taylor and Co. · leaf 161
gwater as a mo-tive power f 156 WELLSS NATURAL PHILOSOPHY. ■weight, cr pressure, of the water applied to their circumferences. Thesewheels are mounted upon shafts, or axles, which are in turn connected withthe machinery to which motion is to be imparted. intoho^rmany ^^^- Tlie water-wheels at… … 352. The Undershot FiG. 145.Wheel consists of a wheel,on the circumference ofwhich are fixed a number of flat boards called ■■ flvat-boards at equaldistances from each other. It is placed inBuch a position that its lower floats are im-mersed in a running stream, and is set inmotion by the impact of…
Physics · Science · Technology
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