Which type of Machining can be done by Milling Machine MCQ - Set 07 - ObjectiveBooks

Which type of Machining can be done by Milling Machine MCQ - Set 07

Practice Test: Question Set - 07


1. There are two types of milling processes based on the direction of cutter rotation and work direction. In up cut milling
    (A) The work is fed in the same direction as the rotation of the cutter
    (B) Chip removal starts at the thickest part
    (C) Machine with backlash eliminator is essential
    (D) The work is fed against the direction of the cutter rotation

2. Type 'A' arbor is used for mounting:
    (A) Large size face milling cutters
    (B) Shell end mill and similar cutters
    (C) Drills, reamers, chucks etc.
    (D) None of the above

3. Slitting saw cutter is used for
    (A) Cutting convex grooves
    (B) Angular machining
    (C) Cutting of length
    (D) Cutting keyway

4. Which one of the following statements is correct?
    (A) Generally slitting saws are keyed with the arbor
    (B) Slitting saws are used with normal speed and feed like other cutters
    (C) In a 45° single angle cutter, 45° is the angle between the axis of the cutter and the slant cutting edge
    (D) Dovetail guideways can be milled by using a shank type single angle cutter

5. Which among the following statements is correct?
    (A) Brazed tipped cutters are costly
    (B) Brazed tipped cutters cannot be reconditioned
    (C) Brazed tipped cutters are used only for machining high tensile strength steel job
    (D) Brazed tipped cutters are used only for machining low tensile strength steel job

6. Normal clearance angle on tool for machining internal surface should be:
    (A) 4° to 6°
    (B) 6° to 10°
    (C) 8° to 10° plus secondary clearance
    (D) None of the above

7. Which one of the following is not important in rough milling operation?
    (A) Quality of surface finish
    (B) Rigidity of machine
    (C) Depth of cut
    (D) Rigidity of workpiece

8. A milling cutter has helix angle of 25°. Which among the following is correct if this cutter is used to perform milling operation?
    (A) It reduces power consumption
    (B) It reduces chattering
    (C) It gives smooth cutting action
    (D) All of the above

9. In a spur gear, if outside diameter = 300 mm; module = 5 mm, the number of teeth will be:
    (A) 85 teeth
    (B) 60 teeth
    (C) 58 teeth
    (D) 29 teeth

10. Solid milling cutters are manufactured from:
    (A) Sintered carbide
    (B) High speed steel
    (C) Ceramic
    (D) Stellite

11. The tooth thickness of rack is measured by:
    (A) Universal Vernier caliper
    (B) Gear tooth Vernier caliper
    (C) Flange micrometer
    (D) Gear tester

12. You are required to index a job by 9° 27'. Which hole circle will you choose from the following?
    (A) 24
    (B) 30
    (C) 38
    (D) 42

13. The main purpose of using worm and worm wheel drive in machines and their accessories is to:
    (A) Transmit large torque
    (B) Provide large speed reduction from worm shaft to worm wheel
    (C) Transmit higher speeds
    (D) Provide large speed reduction from worm wheel to worm shaft

14. The normal module of a helical gear with real module (m) of 6.62 and having an angle of 25 Degree is:
    (A) 6.62 × sin 25°
    (B) 6.62 × cos 25°
    (C) 6.62 × tan 25°
    (D) 6.62 × cot 25°

15. Which one of the following is an advantage of down cut milling when compared with up cut milling?
    (A) Can be used for milling cast iron
    (B) Feed drive can have a backlash
    (C) There is no restriction for using this milling method
    (D) Suitable for milling thin metal plates

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