1. Lathe machine was invented by:
(A) Henry Maudslay
(B) Thomson. J
(C) James Watt
(D) None of these
2. While turning feed is given by:
(A) The tail stock
(B) The tool
(C) The motor
(D) The job
3. A lathe machine can turn the jobs:
(A) Internally & externally
(B) Internally
(C) Internally
(D) None of these
4. Machine tools used for common works are known as:
(A) Common purpose machine tools
(B) Special purpose machine tools
(C) General purpose machine tools
(D) None of these
5. Primary movements of lathe machine are:
(A) Parallel to the job axis
(B) Parallel & perpendicular to the machine axis
(C) Parallel to the lathe axis
(D) None of these
6. Tail stock supports the:
(A) Job end
(B) Twist drill end
(C) All of above
(D) Dead centre
7. Bed of lathe machine is the foundation of:
(A) Head stock & tail stock
(B) The lathe machine
(C) Both a & b
(D) None of these
8. Half nut comprises in:
(A) Apron
(B) Carriage
(C) Chasing dial
(D) None of these
9. Compound slide is used to turn:
(A) Short work pieces
(B) Internal & external tapers
(C) Internal threads
(D) Hollow jobs
10. Compound slide can be swiveled from:
(A) 0° – 90°
(B) 0° – 45°
(C) 0° – 180°
(D) 0° – 90° on either side
11. Tail stock and head stock spindles of lathe machine have internally:
(A) Morse taper
(B) Brown & Sharp taper
(C) Tapered nose
(D) Jarno
12. Back Gear of an old style lathe provides two facilities of:
(A) Slow speeds with heavy duty
(B) High speeds & high feeds
(C) Heavy work & high speeds
(D) None of these
13. Highly finished bed ways of a lathe machine keeps the major parts:
(A) Parallel with the axis
(B) In line with the axis
(C) Straight
(D) None of these
14. Tail stock off-setting is used for producing:
(A) Short external tapers
(B) Long external tapers
(C) Tapered threads
(D) None of these
15. Dead centre and live centre are fitted respectively in:
(A) None of these
(B) Head stock & tail stock
(C) All of these
(D) Tail stock & head stock
16. Carriage slides on:
(A) External bed ways
(B) Internal bed ways
(C) Internal & external ways
(D) None of these
17. Carriage slides on bed ways with the action of:
(A) Rack and pinion
(B) Gears
(C) Apron
(D) Carriage hand wheel
18. Lead screw slides the carriage automatically while the:
(A) Taper turning
(B) Parallel turning
(C) Cutting of threads
(D) None of these
19. Which part of lathe machine tells the exact time of operating the half nut, while thread cutting.
(A) Chasing dial
(B) Micrometer collar of cross slide
(C) Half nut lever
(D) Starting point of thread
20. Direction of feed can be reversed by changing the rotation of:
(A) Lead screw
(B) Back gears
(C) Feed rod
(D) Work piece
21. While turning the left hand thread (LHT), tool starts cut from:
(A) Threaded end
(B) Tail stock end
(C) Head stock end
(D) None of these
22. The angle of lathe centre point is equal to:
(A) 90°
(B) 75°
(C) 70°
(D) 60°
23. Swing of the lathe is equal to:
(A) Max. job diameter
(B) Minimum job diameter
(C) Max. job radius
(D) Minimum job radius
24. Which is the production lathe.
(A) Relieving lathe
(B) CNC lathe
(C) Centre lathe
(D) Engine lathe
25. At the mass production rate, threads can be turned on:
(A) Engine lathe
(B) Capstan lathe
(C) Multi cylinder lathe
(D) Turret lathe
26. At the mass production rate, forgings and castings can be machined on:
(A) Horizontal Turret lathe
(B) CNC lathe
(C) Capstan lathe
(D) Engine lathe
27. Washer type jobs can be turned on lathe with the help of:
(A) Air operated chucks
(B) Magnetic chucks
(C) Mandrill & dog carrier
(D) Face plates
28. Gear blanks can be turned with the help of:
(A) Pneumatic chucks
(B) Magnetic chucks
(C) Mandrill & dog carrier
(D) Face plates
29. Round, hexagonal & triangular jobs can be held easily with the help of:
(A) Independent chuck
(B) Pneumatic chuck
(C) Universal chuck
(D) Lathe centres
30. Castings & forgings of irregular shapes can be held properly for turning in:
(A) Independent chuck
(B) Lathe centres
(C) Pneumatic chuck
(D) Universal chuck
31. Which one clamps the jobs securely:
(A) Three jaw chuck
(B) Four jaw chuck
(C) Spindle chuck
(D) Magnetic chuck
32. Mandrills have a taper of:
(A) 1:500
(B) 1:10
(C) 1:100
(D) 1:1000