4TH SEM. TEST 3

Which property of cutting tool has ability to withstand various cutting forces during machining?

• Toughness

• Hardness

• Brittleness

• Softness

What is 'G' in ISO standard for specifying tool insert CNMG120408?

• Geometrical features

• Relief angle

• Shape of the insert

• Tolerance

What is 'T' in ISO standard for specifying tool insert TNMG12048?

• Diamond shaped

• Triangular shaped

• Square shaped

• Rectangular shaped

What is the clearance angle for boring bar tool used in CNC machine?

• 5°

• 7°

• 8°

• 9°

What is the formula used to estimate CNC tool life?

• V (t)n = C

• V/(T)n = C

• V x t = C

• t (V)n = C

What is 'N' in the ISO designation for lathe tool holders PCLNL2525M-12?

• Holder length

• Shank length

• Hand of holder

• Insert of clearance angle

Which offset has to be taken to make the tool to move with reference to the job in CNC machine?

• Work offset

• Geometrical offset

• Wear offset

• Tool offset

What is the 'M' in the ISO standard for specifying tool insert for example CNMG12048?

• Relief angle

• Shape of the insert

• Tolerance value

• Geometrical features

What is the shape of tool insert for letter 'L'?

• Rectangle

• Square

• Round

• Triangular

Which parameter is decided by the contour that to turn the tool holder?

• Holder style

• Insert type

• Shank height

• Insert clamping method