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___________ are combination of more than two straight or curved scales aligned in a definite way so that when a straight line drawn across the scales intersects them at values satisfying the represented equation.(a) Hydrograph(b) Namographs(c) Nomographs(d) HygrographThe question was posed to me in final exam.My doubt is from Nomography topic in section Nomography, Computer Aided Drafting & Procedure of Estimating of Civil Engineering Drawing

Answer»

The correct choice is (c) Nomographs

To EXPLAIN: A nomogram (from Greek νόμος nomos, “law” and γραμμή grammē, “line”), also called a nomograph, alignment chart or abaque, is a graphical calculating device, a two-dimensional diagram designed to allow the approximate graphical computation of a MATHEMATICAL function. An arrangement of two linear or logarithmic SCALES such that an intersecting straight line enables an intermediate values or values on a third scale to be READ off.



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