Manufacturing And Production Technology The ratio between two consecutive spindle speeds for a six-speed drilling machine using drills of diameter 6.25 to 25 mm size and at a cutting velocity of 18 m/min is 1.02 1.82 1.32 1.66 1.02 1.82 1.32 1.66 ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology Which of the following statement is correct regarding grinding of high carbon steel? Grinding at high speed results in the reduction of chip thickness and cutting forces per grit. Aluminium oxide wheels are employed. All of these The grinding wheel has to be of open structure. Grinding at high speed results in the reduction of chip thickness and cutting forces per grit. Aluminium oxide wheels are employed. All of these The grinding wheel has to be of open structure. ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology If the cutting speed is increased, then the built-up-edge Becomes longer May or may not form Has nothing to do with speed Becomes smaller and finally does not form at all Becomes longer May or may not form Has nothing to do with speed Becomes smaller and finally does not form at all ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology The cutting angle of a flat drill varies from 3° to 8° 90° to 120° 20° to 30° 60° to 90° 3° to 8° 90° to 120° 20° to 30° 60° to 90° ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology In electrochemical machining, the gap between the tool and work is kept as 0.35 mm 0.1 mm 0.4 mm 0.75 mm 0.35 mm 0.1 mm 0.4 mm 0.75 mm ANSWER DOWNLOAD EXAMIANS APP
Manufacturing And Production Technology In metal machining, the work-tool contact zone is a zone where heat is generated due to None of these Burnishing friction Plastic deformation of metal Friction between the moving chip and the tool face None of these Burnishing friction Plastic deformation of metal Friction between the moving chip and the tool face ANSWER DOWNLOAD EXAMIANS APP
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