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 0.2 mm 20 mm 100 mm 10 mm 0.2 mm 20 mm 100 mm ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Which of the following statement is correct in regard to centreless grinding? It requires no holding device for the work It is a continuous process and adopted for production work The workpiece is supported throughout its entire length as grinding takes place All of these It requires no holding device for the work It is a continuous process and adopted for production work The workpiece is supported throughout its entire length as grinding takes place All of these ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The carbide tools operating at very low cutting speeds (below 30 m/min) Reduces tool life Increases tool life Spoils the work piece Have no effect on tool life Reduces tool life Increases tool life Spoils the work piece Have no effect on tool life ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology In reaming process High form accuracy is obtained High dimensional accuracy is obtained Metal removal rate is high High surface finish is obtained High form accuracy is obtained High dimensional accuracy is obtained Metal removal rate is high High surface finish is obtained ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology A drill considered as a cutting tool having zero rake, is known as a Tapered shank twist drill Flat drill Straight fluted drill Parallel shank twist drill Tapered shank twist drill Flat drill Straight fluted drill Parallel shank twist drill ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The stroke of a shaping machine is 250 mm. It makes 30 double strokes per minute. The overall average speed of operation is 3.75 m/min 7.5 m/min 15 m/min 5 m/min 3.75 m/min 7.5 m/min 15 m/min 5 m/min ANSWER DOWNLOAD EXAMIANS APP
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