Wilson’s Carpentry and joinery / by John Wilson (1891)
Wilson, John · Manchester [England] : Percy Bros. · leaf 66
: the bending moment at the centre : the bending moment a [r,j : 1, x l„ :: B.M. at centre : required B.M. In several examples tho bending moment was determined and exfollows: Say B. M. = 36 ft. cwts. The meaning of this phrase is that theunit of length used is one foot, and the unit of weight one… … STRENGTH OF BEAMS.—Confmurf. The following Examples are from previous Examination Papers :—Exercise 1. Give the rule for comparing tbe strength of rectangularwooden beams. Let BW represent the breaking weight. Th;n (E WNo, 1.) : (BWxda Substitute the numbeis iu the question for theL~ letters, and…
Carpentry · Joinery
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