Manufacturing And Production Technology A drill bit of 20 mm diameter rotating at 500 r.p.m. with a feed rate of 0.2 mm/revolution is used to drill a through hole in a mild steel plate 20 mm thickness. The depth of cut in this drilling operation is 10 mm 100 mm 0.2 mm 20 mm 10 mm 100 mm 0.2 mm 20 mm ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Negative rakes are used for Harder materials Heavy loads Carbide tools All of these Harder materials Heavy loads Carbide tools All of these ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Crater wear is mainly due to the phenomenon known as Oxidation of metals All of these Diffusion of metals Adhesion of metals Oxidation of metals All of these Diffusion of metals Adhesion of metals ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology In orthogonal turning of a low carbon steel bar of diameter 150 mm with uncoated carbide tool, the cutting velocity is 90 m/min. The feed is 0.24 mm/rev and the depth of cut is 2 mm. The chip thickness obtained is 0.48 mm. If the orthogonal rake angle is zero and the principle cutting edge angle is 90⁰, the shear angle in degree is 26.56 36.56 20.56 30.56 26.56 36.56 20.56 30.56 ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The abrasive slurry used in ultrasonic machining contains fine particles of Boron carbide Silicon carbide All of the listed here Aluminium oxide Boron carbide Silicon carbide All of the listed here Aluminium oxide ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Larger end cutting edge angle _________ tool life. Increases Decreases Does not effect None of these Increases Decreases Does not effect None of these ANSWER DOWNLOAD EXAMIANS APP
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