Manufacturing And Production Technology The usual value of the helix angle of a drill is 20° 60° 30° 45° 20° 60° 30° 45° ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The cutting speed for drilling copper with high speed steel drills varies from 24 to 45 m/min 60 to 90 m/min 18 to 30 m/min 10 to 20 m/min 24 to 45 m/min 60 to 90 m/min 18 to 30 m/min 10 to 20 m/min ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The main purpose of a boring operation, as compared to drilling, is to Enlarge the existing hole Correct the hole Drill a hole Finish the drilled hole Enlarge the existing hole Correct the hole Drill a hole Finish the drilled hole ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Twist drills are made of Stainless steel Carbon steel High speed steel Either (A) or (B) Stainless steel Carbon steel High speed steel Either (A) or (B) ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology An expendable pattern is used in Investment casting Slush casting Centrifugal casting Squeeze casting Investment casting Slush casting Centrifugal casting Squeeze casting ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology In abrasive jet machining, as the distance between the nozzle tip and the work surface increases, the material removal rate Decreases continuously Decreases becomes stable and then increases Increases continuously Increases, becomes stable and then decreases Decreases continuously Decreases becomes stable and then increases Increases continuously Increases, becomes stable and then decreases ANSWER DOWNLOAD EXAMIANS APP