Machinist Milling Operations MCQ with Answers - Set 04 - ObjectiveBooks

Machinist Milling Operations MCQ with Answers - Set 04

Practice Test: Question Set - 04


1. A cam whose rise is 23.5 mm in 83 Degree is to be cut using a vertical milling machine, calculate the inclination of spindle.
    (A) 15° 6'
    (B) 14° 12'
    (C) 13° 57'
    (D) 12° 24'

2. Which type of side milling cutters the width of the cutter can be varied by inserting spacers between the two half of the cutter?
    (A) Half side milling cutter
    (B) Plain side face milling cutter
    (C) Inter locking side milling cutter
    (D) Staggered tooth side milling cutter

3. Standard tapers are provided on spindle nose and arbor for milling machine. Which one of the following is the reason for this?
    (A) Any arbor having standard taper can be fitted on any milling machine
    (B) For matching taper while fitting
    (C) For easy fitting of arbor in the spindle of machine
    (D) None of the above

4. Which among the following is the desired property of a milling cutter?
    (A) Hardness
    (B) Toughness
    (C) Resistance to wear
    (D) All the above

5. Which among the following statements is correct?
    (A) End mill cutters have cutting teeth on its end only
    (B) End mill cutters have only straight shank
    (C) End mill cutters having two flutes are known as slot drills
    (D) End mill cutters and parallel shank reamers are the same

6. Which type of milling cutters the sides are relieved or dished to prevent the sides of the cutter from rubbing or binding?
    (A) Slitting saw
    (B) End milling cutter
    (C) Slab milling cutter
    (D) Angular milling cutter

7. Which among the following statements is NOT correct?
    (A) A convex milling cutter is used for milling concave surfaces
    (B) The profile of form milling cutter changes after re-sharpening its face
    (C) A corner rounding cutter may have teeth either on one side or on both sides
    (D) Concave milling cutter is used for producing concave surfaces

8. What type of side milling cutters are used for milling deep and narrow slots and key ways?
    (A) Half side milling cutter
    (B) Plain side and face milling cutter
    (C) Inter locking side milling cutter
    (D) Staggered teeth side milling cutter

9. As compared to a finish milling cutter, a rough milling cutter of the same diameter will have:
    (A) Less number of teeth
    (B) More number of teeth
    (C) Same number of teeth
    (D) Either 'B' or 'C'

10. What type of attachment is used to mill spirals with a plain milling machine?
    (A) Vertical milling attachment
    (B) Universal spiral attachment
    (C) High speed attachment
    (D) Slotting attachment

11. Circular slots and dovetail can be milled by using:
    (A) Indexing head
    (B) Rack milling attachment
    (C) Rotary table
    (D) Slotting attachment

12. Which milling attachment is used to drive small cutters at high speeds?
    (A) Slotting attachment
    (B) High speed attachment
    (C) Vertical milling attachment
    (D) Universal spinal attachment

13. Direct indexing plate usually has three circles of holes with:
    (A) 5, 10, 15 holes respectively
    (B) 10, 20, 30 holes respectively
    (C) 24, 30, 36 holes respectively
    (D) 20, 40, 60 holes respectively

14. What is denoted by 100 in the specification of plain milling cutter of size Dia 50 × 100 × 27 bore, 45°?
    (A) Helix angle
    (B) Bore diameter
    (C) Outside diameter
    (D) Length of the cutter

15. In a spur gear, if pitch diameter = 168 mm; module = 3.25 mm, the number of teeth will be:
    (A) 24 teeth
    (B) 48 teeth
    (C) 72 teeth
    (D) 96 teeth

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