Experimental engineering and manual for testing. For engineers and for students in engineering laboratories (1906)
Carpenter, Rolla C. (Rolla Clinton), 1852-1919 · New York, J. Wiley & Sons; [etc., etc.] · leaf 248
this must equal the moment of friction fWr.Equating these values, J gfr § 152.] FRICTION—TESTING OF LUBRICANTS. 217 In case the moment of inertia and radius of gyration are un-known, they may be found as in Article 53, page 80. 152. Thurstons Standard Oil-testing Machine.—Thismachine permits…
Building materials · Machinery
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