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Mechanical Engineering :: Production Engineering

Production Engineering - Section 1
Production Engineering - Section 2
Production Engineering - Section 3
Production Engineering - Section 4
Production Engineering - Section 5
Production Engineering - Section 6
Production Engineering - Section 7
Production Engineering - Section 8

  1. Up milling is also called conventional milling.

    2. A.
    Agree
    B.
    Disagree

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  2. Fixtures are used

    3. A.
    for holding and guiding the tool in drilling, reaming or tapping operations
    B.
    for holding the work in milling, grinding, planing or turning operations
    C.
    to check the accuracy of workpiece
    D.
    none of the above

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  3. In ultra-sonic machining, tool is made of

    4. A.
    tungsten carbide
    B.
    brass or copper
    C.
    diamond
    D.
    stainless steel

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  4. Ceramic tools has greater tool life than carbide tools.

    5. A.
    True
    B.
    False

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  5. The rake angle of a single point cutting tool corresponds to __________ of a twist drill.

    6. A.
    lip clearance angle
    B.
    helix angle
    C.
    point angle
    D.
    chisel edge angle

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  6. A tool used to withdraw a drill from the sleeve is called

    7. A.
    drill remover
    B.
    drill puller
    C.
    drift
    D.
    drill drawer

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  7. The cutting fluid mostly used for machining steel is

    8. A.
    water
    B.
    soluble oil
    C.
    dry
    D.
    heavy oils

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  8. The lip angle is the angle

    9. A.
    between the tool face and the ground end surface of flank
    B.
    made by the face of the tool and the plane parallel to the base of the cutting tool
    C.
    between the face of the tool and a line tangent to the machined surface at the cutting point
    D.
    none of the above

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  9. Small nose radius

    10. A.
    increases tool life
    B.
    decreases tool life
    C.
    produces chipping and decreases tool life
    D.
    results in excessive stress concentration and greater heat generation

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  10. The operation of producing grooves around the periphery of a cylindrical or conical workpiece is called

    11. A.
    profile milling
    B.
    gang milling
    C.
    saw milling
    D.
    helical milling

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