Production Engineering Questions

• The tool material, for faster machining, should have
• The chamfering is an essential operation after
• An open structure of a grinding wheel is used for
• The tap used to cut threads in a blind hole is
• Low helix angle drills are preferred for drilling holes in
• A twist drill is specified by its
• The grade of grinding wheel depends upon
• In plunge grinding
• In a plain milling machine, the table can be moved
• The type of reamer used for reaming soft aluminium or copper, is
• Side relief angle of a single point tool is the angle
• To grind brittle materials, a coarse grained grinding wheel is used.
• The actual feed in centreless grinders is given by (where d = Dia. of regulating wheel, n = Revolutions per minute, and α = Angle of inclination of wheel)
• In a single point turning operation with a cemented carbide and steel combination having a Taylor exponent of 0.25, if the cutting speed is halved, then tool life will become
• Gears can be best produced on mass production by
• Gears can be cut on a shaper.
• Jigs are used
• The hole to be drilled for tapping is __________ the outside diameter of the thread on the tap.
• Dielectric is used in
• The size of a lathe is specified by the