Fitter trade is one of the most popular trades in ITI and its course is of 2 years. In which there is a semester system, there are 4 semesters and exams are held every six months. In today’s post, you will be given the question paper of the 2nd semester in which you will be given very important questions and their answers and you will find the question answers of the second semester on our website, now read them as well and try solving them.
ITI Fitter Theory 1st Semester Exam Papers
1. By which means the straight shank drill is fitted to the main spindle of the drilling machine?
• Floating holder
• Collet
• Chuck
• Sleeve
Answer: Chuck
2. What is a plug gauge used to measure?
• Taper bore
• Cylindrical bore
• Circular hole
• Screw thread
Answer: Cylindrical bore
3. What is the property of a metal called – its ability to withstand scratching, wear, abrasion and penetration?
• Malleability
• Toughness
• Hardness
• Ductility
Answer: Hardness
4. What is the hand tap made of?
• Stainless Steel
• Mild Steel
• Low Carbon Steel
• High Carbon Steel
Answer: High Carbon Steel
5. What is the difference between the maximum limit of size and the minimum limit of size called?
• Upper deviation
• Lower deviation
• Tolerance
• Actual size
Answer: Tolerance
6. What colour is the hosepipe for the oxygen line?
• Black
• Maroon
• Red
• Brown
Answer: Black
7. Angle of BSW thread is……
• 30°
• 45°
• 55°
• 60°
Answer: 55°
8. Which is the purest form of iron?
• Wrought iron
• Cast iron
• Pig iron
• Steel
Answer: Wrought iron
9. Which of the following causes porosity in arc welding?
• High current setting
• Low welding speed
• Use of wet electrode
• Long arc length
Answer: Use of wet electrodes
10. During tapping, name the machine tap which pushes the chips ahead of the tap?
• Fluteless Spiral Pointed Tap
• Shredded Forming Tap
• Gun Tap
• Helical Fluted Tap
Answer: Fluteless Spiral Pointed Tap
11. Due to which property of metal it can be rolled into a sheet without breaking?
• Ductility
• Malleability
• Toughness
• Tenacity
Answer: Malleability
12. Holes can be checked by?
• Plug gauge
• Feeler gauge
• Snap gauge
• Slip gauge
Answer: Plug Gauge
13. What are two-way adjustable tap wrenches used for?
• Hard material
• Large diameter
• Initial threading
• Fine tapping
Answer: Large Diameter
14. What type of gas flame is most suitable for brazing?
• Oxy LP Gas Flame
• Oxy-Acetylene Gas Flame
• Oxy-Coal Gas Flame
• Oxy-Hydrogen Gas Flame
Answer: Oxy-acetylene gas flame
15. Organic bonded wheels are capable of withstanding
• Rough Use
• Tool Room Use
• Smooth Use
• High Capacity
Answer: Rough use
16. In which gauge go and no go come at the same end?
• Double Ended Plug Gauge
• Progressive
• Snap Gauge
• Slip Gauge
Answer: Progressive
17. Which coolant is used for drilling aluminium jobs?
• Dry air
• Kerosene oil
• Soluble oil
• Mineral oil
Answer: Kerosene oil
18. What is the product obtained from smelting in a blast furnace?
• Cast iron
• Pig iron
• Wrought iron
• Steel
Answer: Pig Iron
19. Where is wrought iron produced?
• Blast Furnace
• Electric Arc Furnace
• Cupola Furnace
• Puddling Furnace
Answer: Puddling Furnace
20. What is the need for tack welding in a joint?
• To join two pieces of plates
• To join two pieces of pipe
• To control distortion during welding
• To eliminate spotters
Answer: To control distortion during welding
21. Name the bond which is used for heavy duty, large diameter wheels where fine finish is required?
• Silicate bond
• Rubber bond
• Vitrified bond
• Shillac bond
Answer: Shillack Bond
22. What is Shri Square Scraper used for?
• For large diameter holes
• For bearing surfaces
• For small diameter holes
• For large flat surfaces
Answer: For small diameter holes
23. Which binding material is suitable for grinding fine edge tools?
• Silicate Bond
• Shellock Bond
• Vitrified Bond
• Rubber Bond
Answer: Silicate bond
24. The distance of advancement in work done in each revolution of a drill is called…
• Drill speed
• Drill depth
• Drill feed
• Cutting speed of the drill
Answer: Drill feed
25. Which type of thread is used in precision instruments?
• BSW Bangle
• BA Bangle
• ACME Bangle
• Square Bangle
Answer: BA Bangle
26. What is a plug tap used for?
• Starting Bangle
• Quick Bangle
• Rough Bangle
• Finished Bangle
Answer: Finished Bangle
27. Which of the following is a good conductor of heat and electricity?
• Copper
• Lead
• Steel
• Aluminium
Answer: Copper
28. What should be used to prevent the danger of harmful rays from the use of electric arc?
• A leather apron
• A leather glove
• A welding shield
• A goggle with plain glasses
Answer: A welding shield
29. What is the drill point angle for general purpose?
• 118°
• 112°
• 110°
• 108°
Answer: 118°
30. Feeler gauge is used to check what?
• Radius of a given component
• Gap between mating parts
• Special standard braid pitch
• Accurate length measurement
Answer: Gap between mating parts
31. Vernier height gauge is used in conjunction with what?
• Angle Plate
• Surface Plate
• Face Plate
• Base Plate
Answer: Surface Plate
32. Vernier Height is the height of the beam of the most commonly used size of gauge?
• 275 mm
• 300 mm
• 325 mm
• 350 mm
Answer: 300 mm
33. During arc welding the correct angle of the electrode with the welding line is …..
• 35°
• 40° to 50°
• 70° to 80°
• 90°
Answer: 70° to 80°
34. After shredding a hole with a tap, it is found that the crest of the thread is not completely formed, this defect is due to what?
• Inadequate coolant supply
• Breakage of the tip of the cutting edge of the tap
• Slightly smaller hole size than the tap drill size
• Slightly larger hole size than the tap drill size
Answer: Slightly larger hole size than tap drill size
35. How is feed rate expressed during drilling?
• RPM
• mm/min
• mm/rev
• Degrees
Answer: mm/rev
36. The drill gets very hot during drilling. This is because of ………
• Excessive cutting pressure
• Excessive lip clearance angle
• Low cutting angle
• Material being drilled is ductile
Answer: Excessive cutting pressure
37. In what range does the amount of carbon in wrought iron lie?
• 0.02% to 0.03%
• 0.02 % to 0.1 %
• 3% to 4%
• 0.01 % to 0.05%
Answer: 0.02% to 0.03%
38. Brass is an alloy of what?
• Copper and Tin
• Lead and Tin
• Copper and Zinc
• Copper and Lead
Answer: Copper and Zinc
39. The part of the reamer that passes chips and coolant to the cutting edge?
• Tag
• Land
• Neck
• Flute
Answer: Flute
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