Production Engineering Questions

• With the same tool life, the maximum material per minute is removed by
• In which of the following machine, the work is usually rotated while the drill is fed into work?
• The relation between the tool life (T) in minutes and cutting speed (V) in m/min is (where n = An exponent, which depends upon the tool and workpiece, and C = A constant)
• The operation of producing grooves around the periphery of a cylindrical or conical workpiece is called
• In conventional milling, the cutting force tends to lift the work.
• The grinding wheel speed (surface speed in m/min) usually varies from
• In oblique cutting of metals, the cutting edge of the tool is
• Up milling is also called conventional milling.
• Ceramic tools has greater tool life than carbide tools.
• In drilling brass, a drill with
• In centreless grinding, work place centre will be
• The process of removing metal by a cutter which is rotated against the direction of travel of workpiece, is called
• The angle formed by the leading edge of the land with a plane having the axis of the drill, is called
• In American Standard Association (A S A) system, if the tool nomenclature is 8-6-5-5-10-15-2 mm, then the side rake angle will be
• The hard grade grinding wheels are denoted by the letters
• In twist fluted drills, chips do not move out automatically.
• The grinding of long, slender shafts or bars is usually done by
• The tool may fail due to
• If the shear angle is large and the chip-tool contact area is low, then the tool life will be more.
• As the cutting speed increases, the tool cutting forces