1) Which of the following is an example of plastic welding?
Thermit welding
Gas welding
Forge welding
Arc welding
Correct answer
Forge welding
2) V Block is used to hold round bars. It has a Vee groove which is usually
30°
60°
90°
120°
Correct answer
90°
3) You have to file an aluminum block to a smooth finish, which one of the following cut of the file is most suitable?
Rasp cut
Single cut
Curved cut
Double cut
Correct answer
Double cut
4) The degree of closeness of the measured value of a certain quantity with its true value is known as
Standard
Sensitivity
Accuracy
Precision
Correct answer
Accuracy
5) The pattern on the work surface caused by the movement of the cutting tool is called?
Surface texture
Lay
Waviness
Roughness
Correct answer
Surface texture
6) The following is an internationally recognized and accepted unit system
MKS
FPS
SI
All of these
Correct answer
SI
7) The following is a line standard of measurement
Slip gauge
End bars
Micrometer
Measuring tape
Correct answer
Measuring tape
8) …………. is equal to the differences between the two limits of the size of the part
Low limit
Design size
Tolerance
High limit
Correct answer
Tolerance
09) The amount by which the actual size of a shaft is less than the actual size of the mating hole in an assembly is ……….
Clearance
Interference
Allowance
None of these
Correct answer
Clearance
10) A negative allowance will always result in a …………… fit.
Clearance
Interference
Transition
Any of these
Correct answer
Interference
11) The following is used to check the diameters of holes
Slip gauge
Ring gauge
Standard screw pitch gauge
Plug gauge
Correct answer
Plug gauge
12) The following is not used to measure angles
Calibrated levels
Clinometers
Bevel protectors
Optical flats
Correct answer
Optical flats
13) Which vice is used for sharpening the saw?
Carpenter vice
C- Clamp
Bar Clamp
Saw vice
Correct answer
Saw vice
14) Which saw is suitable for curve cutting?
Tenon saw
Compass saw
Rip saw
Crosscut saw
Correct answer
Compass saw
15) The maximum tilting angle of the band saw machine is
35°
40°
45°
50°
Correct answer
50°
16) …………….. drills are the most common cutting tools used with drilling machines.
Compound
Twist
Auger
All of these
Correct answer
Twist
17) ……………. cuts the material in the drill.
Bit
Chisel
Saw
Cutting tool
Correct answer
Bit
18) An accident is
Unplanned event
Non-controlled event
Undesirable event
All of these
Correct answer
All of these
19) The best way of avoiding an accident is by
Doing work in one’s own way
Not using safety equipment
Doing work in ancient way
Observing safety rules related to the job, machine, and workplace
Correct answer
Observing safety rules related to the job, machine, and workplace
20) An oily floor should be cleaned by
Putting sawdust
Cotton waste
Spraying carbon dioxide
Putting water
Correct answer
Putting sawdust
21) Fire is a combination of .................
Fuel, light, and nitrogen
Fuel, heat, and oxygen
Fuel, light, and oxygen
Fuel, heat and carbon dioxide
Correct answer
Fuel, heat, and oxygen
22) Which one of the following is not a fundamental unit(quantity)
Length
Pressure
Mass
Time
Correct answer
Fuel, heat, and oxygen
23) Lathe lead screw is made of
Nickel
Cast iron
H.C. Steel
Mild steel
Correct answer
H.C. Steel
24) Which of the following is Unit of length?
Candela
Meter
Lunar Month
Kelvin
Correct answer
Meter
No comments:
Post a Comment