Manufacturing And Production Technology Two 1 mm thick steel sheets are to be spot welded at a current of 5000 A. Assuming effective resistance to be 200 μm and current flow time of 0.2 second, heat generated during the process will be 0.2 Joule 5 Joule 1 Joule 1000 Joule 0.2 Joule 5 Joule 1 Joule 1000 Joule ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The abrasive recommended for grinding materials of low tensile strength is Diamond Aluminium oxide Silicon carbide Sand stone Diamond Aluminium oxide Silicon carbide Sand stone ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The example of snag grinding is Grinding the parting line left on castings Removing flash on forgings Trimming the surface left by spruces and risers on castings All of these Grinding the parting line left on castings Removing flash on forgings Trimming the surface left by spruces and risers on castings All of these ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology High speed steel cutting tools operate at cutting speeds _________ than carbon steel tools. 5 to 8 times higher 8 to 20 times higher 2 to 3 times lower 2 to 3 times higher 5 to 8 times higher 8 to 20 times higher 2 to 3 times lower 2 to 3 times higher ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The actual feed in centerless grinders is given by (where d = Dia. of regulating wheel, n = Revolutions per minute, and α = Angle of inclination of wheel) πd πdn πdn cosα πdn sinα πd πdn πdn cosα πdn sinα ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology In oblique cutting system, the maximum chip thickness Occurs at the middle Depends upon the material of the tool Depends upon the geometry of the tool May not occur at the middle Occurs at the middle Depends upon the material of the tool Depends upon the geometry of the tool May not occur at the middle ANSWER DOWNLOAD EXAMIANS APP
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