JSS 1 TOPIC: DRAWING INSTRUMENTS. Technical drawing is the a
Drawing board: This is a wooden plat form on which the drawing paper is placed before drawing commences. Two types of drawing board are (i) Full size (ii) Half ...
Engineering DrawingIt is made of well seasoned wood strips of about 25 mm thick, free from knots and warping. It should be softer enough to allow insertion and removal of drawing ... Copyright @ NIMI Not to be Republished - TestbookIt is made of well seasoned wood strips of about 25 mm thick or masonite, free from knots and warping. It should be softer enough to allow insertion and removal ... Materials and their properties? Papers & Boardshardwoods. Manufactured boards are made from the waste sections of felled trees ? the parts which are of little use as planks. The wood is reduced to pulp, ...
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