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4 . What is the primary function of chip breakers?a ) To control chip flow directionb ) To prevent tool wearc ) To improve surface
What is the primary function of chip breakers?a To control chip flow directionb To prevent tool wearc To improve surface finishd To break chips into manageable sizesWhich tool material offers the best combination of hardness and toughness for general machining applications?a Highspeed steelb Carbidec Ceramicsd Cubic boron nitrideHow does the relief angle influence the cutting process?a It controls the width of the cutb It reduces friction between the tool and workpiecec It provides clearance between the tool and the workpieced It determines the depth of cutWhich tool angle is primarily responsible for controlling the chip flow direction?a Rake angleb Relief anglec Clearance angled Side cutting edge angleThe primary function of chip breakers is to:a Reduce cutting forcesb Control chip formation and break them into small piecesc Prevent builtup edge formationd Improve tool rigidityWhat is the primary function of the rake angle in cutting tool geometry?a To control the direction of chip flowb To determine the width of the cutc To reduce cutting forcesd To provide clearance between the tool and workpiece
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