GP113 Fundamentals of Manufacture Machining - Lectures 1 & 2
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Questions and Answers

What is the main objective of the manufacturing process?

  • To increase the cost of consumer products
  • To reduce precision and reliability
  • To complicate the production process
  • To convert raw materials into useful articles for consumption (correct)

Which of the following is NOT a component of machining as mentioned in the text?

  • Model of Tool/chip Interface
  • Basic cutting principle
  • Machine parts and assemblies (correct)
  • Tool Angles

What are the quality requirements that need to be met during the manufacturing process?

  • Color, Size, and Sound
  • Temperature, Speed, and Time
  • Weight, Flexibility, and Taste
  • Precision, Reliability, and Appearance (correct)

Which category of manufacturing operation involves refining and general preparation of materials?

<p>Refining Operations (C)</p> Signup and view all the answers

What is the significance of tool angles in machining operations?

<p>Affecting the tool's cutting ability (D)</p> Signup and view all the answers

In which world do consumer products, transport machinery, and machine tools exist according to the text?

<p>Manufacturing World (C)</p> Signup and view all the answers

Which manufacturing process involves material removal?

<p>Boring (D)</p> Signup and view all the answers

What process involves solidification of molten material?

<p>Casting (A)</p> Signup and view all the answers

Which process is categorized under additive manufacturing?

<p>Powder Forming (C)</p> Signup and view all the answers

What type of manufacturing process is ultrasonic machining?

<p>Subtractive process (D)</p> Signup and view all the answers

Which process is used for finishing by creating a smooth surface?

<p>Honing (D)</p> Signup and view all the answers

What is the purpose of microfabrication and nanofabrication technologies?

<p>Producing parts at micro and nano dimensions (D)</p> Signup and view all the answers

What is the main objective of machining?

<p>Removing unwanted material to obtain the required shape, size, and surface finish (A)</p> Signup and view all the answers

Which of the following is a quality requirement in machining?

<p>Overall productivity (D)</p> Signup and view all the answers

What defines precision components in manufacturing?

<p>Components with very high degree of precision and close tolerance values (C)</p> Signup and view all the answers

What is the hardness relationship between a cutting tool and the workpiece in machining?

<p>The cutting tool is harder than the workpiece (C)</p> Signup and view all the answers

Which machine is commonly used for shaping in workshops?

<p>Shaping machine (A)</p> Signup and view all the answers

What type of surface finish is desirable in machining?

<p>Smooth and shiny surface (D)</p> Signup and view all the answers

What is the purpose of the feeding mechanism in a lathe machine?

<p>To control the movement of the tool (C)</p> Signup and view all the answers

In metal cutting, what is the function of the rake face of the tool?

<p>It is responsible for moving the chip away (A)</p> Signup and view all the answers

Which component of a lathe machine is responsible for moving the tool?

<p>Hand wheels (A)</p> Signup and view all the answers

What type of cutting edge does a typical tool in metal cutting have?

<p>Straight cutting edge (D)</p> Signup and view all the answers

What is the role of gear drives in a lathe machine?

<p>Controlling the movement of the tool (A)</p> Signup and view all the answers

What is the angle between the tool face and a line perpendicular to the new workpiece surface called?

<p>Rake Angle (C)</p> Signup and view all the answers

Which of the following is NOT an advantage of a Positive Rake angle?

<p>More friction and heat (A)</p> Signup and view all the answers

What does the Clearance Angle prevent during machining operations?

<p>Cutting edge contact with workpiece (B)</p> Signup and view all the answers

Which material listed typically has a Rake Angle of 30 degrees for High Speed Steel cutting tools?

<p>Copper (C)</p> Signup and view all the answers

What is the angle sum relationship involving Rake, Clearance, and Wedge Angles?

<p>$Rake + Clearance + Wedge = 90°$ (B)</p> Signup and view all the answers

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