Turning Threads MCQ with Answers Practice Test - Set 01 - ObjectiveBooks

Turning Threads MCQ with Answers Practice Test - Set 01

Practice Test: Question Set - 01


1. Which of the following thread is used in ordinary bolts and nuts?
    (A) Vee threads
    (B) Square threads
    (C) Saw tooth threads
    (D) Trapezoidal threads

2. Which one of the following is the disadvantage of taper turning attachment?
    (A) Power feed cannot be given
    (B) Turning slow taper angles only
    (C) Surface finish cannot be obtained
    (D) Lengthy taper cannot be produced

3. What is known as the hand of a thread?
    (A) Lead
    (B) Thread angle
    (C) Number of start
    (D) Direction of advance

4. What is mean by a left hand thread?
    (A) Helix angle is less
    (B) Helix angle is more
    (C) Advance in clockwise turning
    (D) Advance in anticlockwise turning

5. Which type of lathe centre is used for supporting pipes, shells and hallow end jobs?
    (A) Ball centre
    (B) Pipe centre
    (C) Tipped centre
    (D) Inserted type centre

6. Where the follower steady rest is fixed on lathe?
    (A) Bed
    (B) Saddle
    (C) Tail stock
    (D) Cross slide

7. Why does square thread is used in screw jack?
    (A) Low friction
    (B) Very strong
    (C) Easy engagement
    (D) Easy to manufacture

8. Which one of the following taper turning method needs high initial cost?
    (A) Form tool
    (B) Taper turning attachment
    (C) Tail stock set over method
    (D) Compound rest swiveling

9. Which one of the following is the advantage of taper turning attachment over tail stock offset method?
    (A) Initial cost is less
    (B) Power feed cannot be given
    (C) Job can be held between centers
    (D) The alignment of lathe centers is not disturbed

10. What does it mean a thread is turning clockwise to advance?
    (A) It is a fine thread
    (B) It is a coarse thread
    (C) It is a left hand thread
    (D) It is a right hand thread

11. How many adjustable pads are in fixed steady rest?
    (A) 3
    (B) 4
    (C) 5
    (D) 6

12. What is the type of lathe centre used to support the end of job where no counter sink hole is permitted?
    (A) Ball centre
    (B) Pipe centre
    (C) Female centre
    (D) Tipped centre

13. Which method of taper turning both internal and external threads can be cut on tapered portions?
    (A) Form tool method
    (B) Compound rest method
    (C) Tailstock offset method
    (D) Taper turning attachment method

14. Which term is used to indicate the perpendicular distance between root and crest?
    (A) Lead
    (B) Flank
    (C) Pitch
    (D) Depth

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