ITI Mechanic Motor Vehicle 1st Semester Exam Papers
The course of Mechanic Motor Vehicle is of 2 years and where there is semester system, its complete study is done in 4 semesters or we can say that it is divided in 4 semesters, so below you are given the question paper of its 1st semester which has been asked earlier in its exam, so solve it carefully and many more question papers related to this trade are given on our website, by solving which you can prepare yourself.
ITI RAC Theory 3rd Semester Exam Papers
•2.173
•1.173
•2.273
•1.273
Answer. 1.273
2. A hacksaw blade is specified by which of the following?
•Length
•Width
•Number of teeth per cm
•All of these
Answer. All of these
•25 – 40 volts
•60 – 100 volts
•50 – 60 volts
•Above 100 volts
Answer. 60 – 100 volts
4. Which chisel is used in knife to make flutes and oil channels?
•Flat chisel
•Round nose chisel
•Cross cut chisel
•Diamond point chisel
Answer. Cross cut chisel
•Safety helmet
•Safety shoes
•Mask or respirator
•Sunglasses
Answer. Mask or respirator
•External micrometer
•Internal micrometer
•Vernier caliper
•Dial gauge
Answer. Vernier caliper
7. The angle of twist for a twist drill bit will be:
•50°
•59°
•60°
•69°
Answer. 59°
8. In oxy-acetylene gas welding, oxidizing flame is mainly used for which of the following?
•Brass
•Copper
•Aluminum
•Ferrous Answer for metals
. Brass
•0.1 mm.
•0.01 mm.
•0.001 mm.
•0.0001 mm.
Answer. 0.01 mm.
•Complementary (ballast) resistance
•Series resistance
•Parallel resistance
•Circuit breaker
Answer. Complementary (ballast) resistance
•100°
•90°
•70° to 90°
•90° to 100°
Answer. 70° to 90°
•Ohm
•Faraday
•Fleming
•Mho
Answer. Ohm
• 25 mm.
• 24 mm.
• 21 mm.
• 20 mm.
Answer. 21 mm.
•250° to
•350° to
•450° to
•550° to
Answer. 450° to
15. The type of sand is decided according to which of the following?
•Length
•Size
•Grade
•Length, size, grade and cut of teeth
Answer. Length, size, grade and cut of teeth
16. Which fire extinguisher is used for electrical fire?
•Carbon tetrachloride fire extinguisher
•Carbon dioxide (CO2) fire extinguisher
•Two-gallon soda foam fire extinguisher
•Methyl bromide fire extinguisher
Answer. Carbon dioxide (CO2) fire extinguisher
•On the top of the hill
•On the beach
•At the garbage dump
•At the recycling center
Answer: At the recycling center
•To check the squareness of two adjacent faces of a work
•To check the flatness of a surface
•To draw lines parallel to each other
•All of these
Answer. All of these
•30 to 40 mm.
•25 to 30 mm.
•15 to 25 mm.
•5 to 15 mm.
Answer. 5 to 15 mm.
20. What type of hammer is used to remove a bent nail from a wooden plank?
•Hyde Face Hammer
•Claw Hammer
•Ball Pan Hammer
•Cross Pan Hammer
Answer. Claw Hammer
21. If ‘d’ is the diameter of a rivet, then the maximum pitch (distance between the centres of two adjacent rivets) for a rivet joint will be calculated as follows?
•2d mm
•(d + 30) mm
•3d mm
•4d mm
Answer. 3d mm
•Always hold the tape perpendicular to the job
•Always run the tape forward for 1/4 turn
•Never use oil or water to cool the tape
•While making a thread, the tape should not be pulled out before the thread is completely formed
Answer. Always hold the tape perpendicular to the job
23. What is the active material for the positive plate of lead acid battery?
•Pure lead
•Lead peroxide
•Lead-antimony
•Lead and tin
Answer. Lead peroxide
•It should be ensured that the stones are moving in a proper manner without any vibrations
•The worker must wear sunglasses
•The tool to be sharpened should be kept at a reasonable distance and should be held by hand
•All of these
Answer. All of these
•Canker shaft big bearing cap
•Back shaft big end bearing cap
•In tightening cylindrical ends
•None of these
Answer. In tightening cylindrical ends
•Interference
•Clearance
•Transition
•All of these
Answer. Interference
27. Which of the following heat treatment process should be given for a hard and wear resistant surface?
•Tempering
•Normalising
•Refining
•Case hardening
Answer. Case hardening
•Hardening
•Tempering
•Normalising
•Refining
Answer. normalizing
•By length
•By shape of work tip
•By size of work tip
•By all of these
Answer. By all of these
30. Which of the following statements is not correct?
•Transistors are soft in structure
•Transistors do not have any moving or contacting parts or parts that need maintenance
•They consume negligible power
•They are of small dimensions and light weight
Answer. Transistors are soft in structure
31. Solder is the joining of two metals which are the following?
•Lead and tin
•Copper and tin
•Copper and aluminium
•Lead and copper
Answer. Lead and tin
•Ammonia solution
•Saturated bicarbonate solution
•5% bicarbonate solution followed by hot water
•Only clean water
Answer. 5% bicarbonate solution followed by hot water
•Limit
•Allowance
•Tolerance
•Normal size
Answer. Limit
34. If ‘w’ is power in watts, ‘v’ is voltage, ‘1’ is current in amperes, then which of the following equations is correct?
•V= W.I
•W = V.I
•I = w.v
•w = V/1
Answer. W = V.I
•In welding works
•In sheet metal works
•In soldering works
•In brazing works
Answer. In sheet metal works
•Bearing Puller
•Air Impact Wrench
•Air Ratchet
•Pneumatic Drilling Machine
Answer. Bearing Puller
•By general purpose bolts
•By high tensile bolts
•By ordinary bolts
•By high tensile screws
Answer. By high tensile bolts
38. Surface plate is used for which of the following?
•To cut a metal by placing it on it
•To provide a base for taking measurements with surface gauge, height gauge and dial gauge
•To check the smoothness of a job
•(a) and (b) both
Answer. (a) and (b) both
39. Which gauge is used to check valve clearance, spark plug distance (grap) and piston ring distance (gap)?
•Screw gauge
•Dial gauge
•Thread pitch gauge
•Feeler gauge
Answer. Feeler gauge
40. Which of the following is the formula of sulphuric acid used as electrolyte of lead acid batteries?
•SO4
•HSO4
•H2SO4
•H2SO2
Answer. H2SO4
41. The resistance of a good conductor is inversely proportional to which of the following?
•Cross-sectional area
•Length
•Material
•State
Answer. Cross-sectional area
42. What is the brown cable used for in automobile electrical wiring?
•Battery Circuit
•Ignition Circuit
•Earth Circuit
•Side & Tail Lamp Circuit
Answer. Battery Circuit
•Lap joint
•Sim joint
•Lock joint
•Cap joint
Answer. Lock joint
44. In places where there is a lot of vibration, castle nuts are screwed onto the bolts and locked with the help of which of the following?
•Cotter pin or split pin
•Plain washer
•Spring lock washer
•Internal tooth lock washer
Answer. Cotter pin or split pin
•Tape
•Die
•Thread gauge
•Drill
Answer. Die
46. Which of the following fluxes is generally used for brazing?
•Resin
•Borax
•NHU4
•Carbonate Chloride
Answer. Borax
47. What types of reamers are commonly used in automobile shops?
•Taper state flute
•Morse taper
•Taper parallel
•Expanding type
Answer. Expanding type
48. What is it called when two parallel edges of a metal sheet are cut in opposite directions?
•Drawing
•Swaging
•Shearing
•Piercing
Answer. Shearing
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