Hartmann, Francis M., 1870- · New York, McGraw-Hill · leaf 183
g from the lower partof the bolt b to the lever, is merely to give rigidity to the brake.The rim of the fly-wheel is provided with flanges, so that watermay be contained in it, to absorb the heat developed by thework done, in overcoming the friction. Assume, now, that the fly-wheel is rotating in… … Fig. 31. is most conveniently measured by a balance; which may beeither a spring balance or a beam balance. Let the fly-wheel bemaking N r.p.m. (rotations per minute), the net weight registeredby the balance, to prevent rotation, be W lbs., and d be thehorizontal distance between the center of the…
Heat · Thermodynamics
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