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</p> Signup and view all the answers

    What is the significance of tool angles in machining operations?

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

    Which manufacturing process involves material removal?

    <p>Boring</p> Signup and view all the answers

    What process involves solidification of molten material?

    <p>Casting</p> Signup and view all the answers

    Which process is categorized under additive manufacturing?

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

    What type of manufacturing process is ultrasonic machining?

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

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

    <p>Honing</p> Signup and view all the answers

    What is the purpose of microfabrication and nanofabrication technologies?

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

    Which of the following is a quality requirement in machining?

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

    Which machine is commonly used for shaping in workshops?

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

    What type of surface finish is desirable in machining?

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

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

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

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

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

    What does the Clearance Angle prevent during machining operations?

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

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

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

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