Manufacturing And Production Technology In gear hobbing Both hob and gear blank rotates Only hob rotates Only gear blank rotates Neither hob nor gear blank rotates Both hob and gear blank rotates Only hob rotates Only gear blank rotates Neither hob nor gear blank rotates ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology In which of the following machine, the work is usually rotated while the drill is fed into work? Radial drilling machine Gang drilling machine Sensitive drilling machine Deep hole drilling machine Radial drilling machine Gang drilling machine Sensitive drilling machine Deep hole drilling machine ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology A better machinable metal is one which gives Higher chip-tool contact area and smaller shear angle Higher chip-tool contact area and larger shear angle Lower chip-tool contact area and smaller shear angle Lower chip-tool contact area and larger shear angle Higher chip-tool contact area and smaller shear angle Higher chip-tool contact area and larger shear angle Lower chip-tool contact area and smaller shear angle Lower chip-tool contact area and larger shear angle ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Larger than 15° side cutting edge angle Decreases tool life Increases tool life Results in excessive stress concentration and greater heat generation Produces chipping and decreases tool life Decreases tool life Increases tool life Results in excessive stress concentration and greater heat generation Produces chipping and decreases tool life ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The usual value of the helix angle of a drill is 30° 60° 20° 45° 30° 60° 20° 45° ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology A drill mainly used in drilling brass, copper or softer materials, is Tapered shank twist drill Straight fluted drill Flat drill Parallel shank twist drill Tapered shank twist drill Straight fluted drill Flat drill Parallel shank twist drill ANSWER DOWNLOAD EXAMIANS APP
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