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 83
NG, [§38. of the tracing-arm, the extremity a of the axis of the measur-ing-wheel must be further removed from the tracing-arm ; if itbe less, that extremity must be brought nearer to the tracing-arm. Second Test. The tracing-arm is adjusted by means of thevernier on the guide and by means of the… … Fig. 20. with the check-rule, and the results thus obtained are multi-plied into the unit of the vernier corresponding to the areagiven for that particular adjustment by the formula. The fig-ures thus obtained ought to be equal to the calculated area ofthe circles included by the circumferences. If…
Building materials · Machinery
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