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 1 Joule 5 Joule 0.2 Joule 1000 Joule 1 Joule 5 Joule 0.2 Joule 1000 Joule ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The method of centre less grinding used to produce taper is In-feed grinding Through feed grinding End feed grinding Any one of these In-feed grinding Through feed grinding End feed grinding Any one of these ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The usual value of the helix angle of a drill is 20° 30° 45° 60° 20° 30° 45° 60° ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The height of each tooth of a broach is Same throughout In progressively increasing order None of these In progressively decreasing order Same throughout In progressively increasing order None of these In progressively decreasing order ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology In centreless grinding, the surface speed of regulating wheel is 15 to 60 m/min 5 to 15 m/min 90 to 120 m/min 60 to 90 m/min 15 to 60 m/min 5 to 15 m/min 90 to 120 m/min 60 to 90 m/min ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology If a particular Fe-C alloy contains less than 0.83% carbon, it is called Hyper eutectoid steel High speed steel Hypo eutectoid steel Cast iron Hyper eutectoid steel High speed steel Hypo eutectoid steel Cast iron ANSWER DOWNLOAD EXAMIANS APP
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