1.
(001) what type of hammer do you use to do light chiseling?
Correct Answer
B. Riveting
Explanation
The correct answer is "riveting." Riveting hammers are specifically designed for the task of riveting, which involves joining two pieces of metal together by hammering a metal pin or rivet through them. This type of hammer is typically smaller and lighter than a framing hammer, making it suitable for light chiseling tasks. Mallets and rawhide hammers are not typically used for chiseling, as they are better suited for tasks such as woodworking and leatherworking respectively.
2.
(001)what type of hammer do you use for double seaming lids?
Correct Answer
A. Setting
Explanation
The correct answer is "setting". When double seaming lids, a setting hammer is typically used. This type of hammer is specifically designed for this task and is used to securely fasten the lids onto containers. It provides the necessary force and precision to ensure a tight and secure seal.
3.
(001)what type of punch do you use to align fastener holes in two pieces of metal?
Correct Answer
B. Drift
Explanation
A drift punch is a type of punch that is used to align fastener holes in two pieces of metal. It is specifically designed to have a tapered end, which allows it to fit into the holes and guide the alignment of the two pieces. The tapered shape of the drift punch ensures that it can easily be inserted into the holes and helps prevent any damage to the metal surfaces. This makes it a suitable tool for accurately aligning fastener holes in metal pieces.
4.
(002)what layout tool do you use to mark cut lines on metal surfaces?
Correct Answer
A. Scriber
Explanation
A scriber is a layout tool commonly used to mark cut lines on metal surfaces. It has a sharp point that can be used to scratch or etch lines onto the metal, making it easier to accurately cut or shape the material. Unlike dividers, prick punch, or layout punch, a scriber is specifically designed for marking lines on metal surfaces.
5.
(002)The included angle of a center punch should be?
Correct Answer
D. 90
Explanation
The included angle of a center punch should be 90 degrees. This angle allows the center punch to create a precise and accurate indentation on the material being punched. A 90-degree angle ensures that the punch will create a perpendicular mark, which is essential for accurate drilling or marking. Using a different angle could result in an inaccurate mark or difficulty in starting a drill bit.
6.
(002) What is used to determine the depth of a corrosion pit?
Correct Answer
C. Depth gauge
Explanation
A depth gauge is used to determine the depth of a corrosion pit. This tool allows for accurate measurement of the depth of the pit, which is important in assessing the severity of the corrosion and determining appropriate treatment or repair methods. A magnifying glass may be used to visually inspect the pit, but it cannot provide precise depth measurements. A straight edge and scribe may be used to mark the boundaries of the pit, but they do not directly measure its depth.
7.
(002) The unit of measure used with a scale is the?
Correct Answer
A. Gram
Explanation
A scale is a device used to measure the weight or mass of an object. The unit of measure commonly used with a scale is the gram. Gram is a metric unit of weight or mass, and it is widely used in scientific and everyday measurements. It is a smaller unit compared to pound, ounce, and kilogram, making it more suitable for precise measurements that scales are typically used for.
8.
(003)What type of metal cutting snips is known as tinner's snips?
Correct Answer
C. Straight
Explanation
Tinner's snips are a type of metal cutting snips that have straight blades. These snips are commonly used by tinners or sheet metal workers for cutting straight lines in metal sheets. The straight blades allow for precise and clean cuts, making them suitable for various applications in metalworking. Offset snips have angled blades, curved snips have curved blades, and aviation snips have a different design altogether, making them different from tinner's snips.
9.
(003)What type of file do you use to sharpen the blades of cutting tools?
Correct Answer
C. Single-cut
Explanation
The correct answer is "single-cut." Single-cut files are used to sharpen the blades of cutting tools. These files have diagonal rows of teeth that are cut in one direction only, allowing for precise and controlled sharpening. They are commonly used for sharpening knives, scissors, and other cutting implements.
10.
(003)what is the best file to use on a concave surface?
Correct Answer
C. Half-round
Explanation
The best file to use on a concave surface is a half-round file. This type of file has a curved shape with one flat side and one rounded side, allowing it to smoothly and accurately shape concave surfaces. The combination file has both flat and rounded surfaces, making it versatile but not specifically designed for concave surfaces. The double-cut file has two sets of diagonal teeth, providing a rougher and faster cutting action, but it may not be as precise on concave surfaces. The single-cut file has one set of diagonal teeth and is better suited for flat surfaces rather than concave ones.
11.
(003)What type of file is primarily used for sharpening circular saws and edge tools?
Correct Answer
A. Mill
Explanation
A mill file is primarily used for sharpening circular saws and edge tools. It has a flat shape with parallel rows of teeth that are cut at an angle, allowing it to efficiently remove material and create a sharp edge. This type of file is commonly used in woodworking and metalworking to sharpen and shape cutting tools.
12.
(003)what type of chisel is best suite for cutting slots and keyways?
Correct Answer
B. Cape
Explanation
A cape chisel is the best type of chisel for cutting slots and keyways. This type of chisel has a long, narrow blade with a flat cutting edge, making it ideal for creating precise and straight cuts in narrow spaces. The flat cutting edge allows for clean and accurate cuts, ensuring that the slots and keyways are properly formed.
13.
(003)what type of chisel is best used for cutting V-shaped grooves?
Correct Answer
C. Diamond -point
Explanation
A diamond-point chisel is best used for cutting V-shaped grooves. The sharp, pointed tip of the diamond-point chisel allows for precise and clean cuts in the shape of a V. The diamond-point chisel is specifically designed for creating grooves and channels in materials, making it the most suitable option for this task.
14.
(004)when you're cutting solid stock aluminum how many teeth per inch are recommended for the hacksaw blade?
Correct Answer
D. 18
Explanation
When cutting solid stock aluminum, it is recommended to use a hacksaw blade with 18 teeth per inch. A higher number of teeth per inch allows for smoother and more precise cuts, especially in harder materials like aluminum. This ensures that the blade can effectively remove material without causing excessive friction or heat buildup, which can lead to blade dulling or warping. Therefore, using a hacksaw blade with 18 teeth per inch is the best option for cutting solid stock aluminum.
15.
(004)How many teeth per inch are recommended on a hacksaw blade used for cutting thick wall tubing?
Correct Answer
B. 24
Explanation
A hacksaw blade with 24 teeth per inch is recommended for cutting thick wall tubing. This is because a higher number of teeth per inch provides a finer cut, which is necessary for cutting through thicker materials. A blade with too few teeth per inch may result in a rough and uneven cut, while a blade with too many teeth per inch may become clogged and less effective. Therefore, a hacksaw blade with 24 teeth per inch strikes a balance between cutting efficiency and smoothness of the cut for thick wall tubing.
16.
(004)which lever shear can cut sheet metal of unlimited Length or width?
Correct Answer
D. Throat-less
Explanation
A throat-less lever shear is capable of cutting sheet metal of unlimited length or width. Unlike other types of shears that have a throat or a limited cutting capacity, a throat-less shear allows for continuous cutting along the entire length or width of the sheet metal. This makes it a suitable choice for cutting large or oversized pieces of sheet metal without any restrictions.
17.
You can ensure a reciprocating saw is cutting properly by selecting a blade
Correct Answer
B. Pitch where at least two teeth will cut at all times.
Explanation
To ensure a reciprocating saw is cutting properly, it is important to select a blade with a pitch where at least two teeth will cut at all times. This ensures that there is enough contact between the blade and the material being cut, providing efficient and effective cutting action. If the pitch is too wide, only one tooth may be in contact with the material at a time, resulting in slower and less accurate cutting. Therefore, selecting a blade with the appropriate pitch is crucial for optimal cutting performance.
18.
(005) To use the job selector dial on a contour metal cutting saw you must know the
Correct Answer
B. Material composition and thickness.
Explanation
To use the job selector dial on a contour metal cutting saw, you need to know the material composition and thickness. The job selector dial is used to adjust the cutting speed and feed rate of the saw based on the specific material being cut. Different materials have different hardness and cutting characteristics, so it is important to know the composition and thickness in order to set the appropriate parameters on the saw.
19.
005 What do you adjust to make the contour metal cutting saw blade track properly?
Correct Answer
B. Tilting wheel
Explanation
To make the contour metal cutting saw blade track properly, you adjust the tilting wheel. The tilting wheel allows you to change the angle of the blade, ensuring that it follows the desired cutting path accurately. By adjusting the tilting wheel, you can ensure that the blade stays on track and cuts through the metal smoothly and precisely.
20.
006 What type of grinding wheel do you use when you're grinding aluminum using a bench grinder?
Correct Answer
B. Silicon carbide
Explanation
Silicon carbide is the correct answer for grinding aluminum using a bench grinder. Silicon carbide is a hard and sharp abrasive that is specifically designed for grinding non-ferrous materials such as aluminum. It is capable of removing material quickly and efficiently without causing excessive heat buildup or clogging. Using aluminum oxide or diamond grinding wheels for aluminum can lead to clogging and ineffective grinding, while garnet is not suitable for grinding metals. Therefore, silicon carbide is the most appropriate choice for grinding aluminum.
21.
006 what is the max safe gap between the wheel and the work rest of the pedestal grinder?
Correct Answer
C. 1/8"
Explanation
The maximum safe gap between the wheel and the work rest of the pedestal grinder is 1/8". This is because having a larger gap can increase the risk of accidents or injuries. It is important to maintain a proper distance between the wheel and the work rest to ensure safe grinding operations.
22.
006 What is the max bed gap allowed when using a powered disc sander?
Correct Answer
C. 1/8"
Explanation
The correct answer is 1/8". When using a powered disc sander, the maximum bed gap allowed is 1/8". This means that the distance between the bed and the disc should not exceed 1/8" to ensure safe and efficient operation of the sander. A larger bed gap can lead to instability and potential accidents while sanding.
23.
006The machine capacity of a rotary punch is found on the
Correct Answer
A. Front of each die holder.
Explanation
The correct answer is "front of each die holder." This means that the machine capacity of a rotary punch can be found on the front of each die holder. This suggests that the die holder is the part of the machine that holds the punches, and the front of each holder displays the capacity of the machine.
24.
007 The largest twist drill the chuck on a hand drill can normally accommodate is
Correct Answer
B. 1/4"
Explanation
The largest twist drill that the chuck on a hand drill can normally accommodate is 1/4".
25.
007 The flutes on twist drill are necessary because they
Correct Answer
A. Provides a means of chip removal.
Explanation
The flutes on a twist drill are necessary because they provide a means of chip removal. As the drill rotates, the flutes help to lift and remove the chips or debris that are generated during the drilling process. Without the flutes, the chips would get stuck in the hole, causing the drill to become ineffective. Therefore, the flutes play a crucial role in ensuring efficient chip removal and maintaining the drilling performance of the twist drill.
26.
007 The included angle of a twist drill used for most metals is
Correct Answer
C. 118
Explanation
The included angle of a twist drill refers to the angle between the two cutting edges of the drill. This angle is important because it determines the shape and effectiveness of the drill's cutting action. A larger included angle can provide a stronger cutting edge, making it more suitable for harder materials like metals. Therefore, a twist drill used for most metals typically has an included angle of 118 degrees.
27.
007 When using a micro stop countersink,each increment of the micrometer adjustment increases or decreases the depth of cut by
Correct Answer
A. .001"
Explanation
When using a micro stop countersink, each increment of the micrometer adjustment increases or decreases the depth of cut by .001". This means that for every adjustment made on the micrometer, the depth of cut will either increase or decrease by .001 inches.
28.
008 rivet hole that will be dimpled using a hand-dimpling dies are drilled
Correct Answer
A. To the correct size after dimpling.
Explanation
The correct answer is "to the correct size after dimpling." This means that the rivet holes are initially drilled to a smaller size and then expanded to the correct size using hand-dimpling dies after the dimpling process. This ensures that the holes are precisely sized to accommodate the rivets and allows for a secure and proper fit during the riveting operation.
29.
008 What makes coin dimpling superior to the radius -dimpling?
Correct Answer
D. The sliding coining die of the female die.
Explanation
The sliding coining die of the female die is what makes coin dimpling superior to radius dimpling. This suggests that the sliding coining die in the female die has certain advantages or characteristics that make it more effective or efficient compared to other options. However, without further context or information, it is difficult to provide a more detailed explanation.
30.
008 when using a micro-shaver,you set it how many thousands of an inch above the skin?
Correct Answer
A. .002"
Explanation
When using a micro-shaver, it is set .002" above the skin. This means that the shaver is positioned at a height of two thousandths of an inch above the surface of the skin. This distance ensures that the shaver does not cut too close to the skin, preventing any potential cuts or irritations.
31.
009 What adjustment is required when the bar folder does not operate freely?
Correct Answer
A. Thickness
Explanation
When the bar folder does not operate freely, the most likely adjustment that needs to be made is the thickness. If the bar folder is not operating smoothly, it could be because the material being folded is too thick for the machine to handle. Adjusting the thickness setting can help ensure that the bar folder can operate freely and effectively fold the material without any issues.
32.
(009)What do you adjust if the cornice brakes bends a piece of metal excessively at one end?
Correct Answer
A. Top leaf
Explanation
If the cornice breaks and bends a piece of metal excessively at one end, the top leaf needs to be adjusted. The top leaf is responsible for controlling the pressure and movement of the bending process. By adjusting the top leaf, the pressure can be evenly distributed, preventing excessive bending and ensuring a more accurate and controlled bending of the metal.
33.
009 You can from a conical shape with the slip roll former by
Correct Answer
A. Setting the back roller at an angle.
Explanation
By setting the back roller at an angle, you can form a conical shape with the slip roll former. This is because adjusting the angle of the back roller allows the metal to be bent and shaped into a conical form as it passes through the rolls. The angle of the back roller determines the angle at which the metal is bent, resulting in the desired conical shape.
34.
009 When Stretching or shrinking ,the edge of flanges can crack and split as the result of
Correct Answer
C. Repeating the strokes too long in one spot
Explanation
When stretching or shrinking, repeating the strokes too long in one spot can cause the edge of flanges to crack and split. This is because excessive pressure and heat are applied to a specific area for an extended period of time, leading to the weakening and failure of the material. It is important to evenly distribute the stretching or shrinking process to avoid concentrated stress and potential damage to the flanges.
35.
010 Which forming process involves using a smooth-face dolly?
Correct Answer
B. Bumping
Explanation
Bumping is the forming process that involves using a smooth-face dolly. Bumping is a technique used to shape metal by striking it with a hammer or mallet against a dolly, which is a rounded or contoured metal surface. The smooth-face dolly helps to create smooth and even curves or contours on the metal surface. Crimping is a process of folding or bending material, seaming is the process of joining two pieces of material together, and pleating is the process of folding material into narrow, parallel folds.
36.
010 Which hand forming operation refers to the reduction of an area of a piece of metal?
Correct Answer
C. Shrinking
Explanation
Shrinking is the hand forming operation that refers to the reduction of an area of a piece of metal. This process involves applying force to the metal in order to decrease its size or volume. It is commonly used in metalworking to create curved or concave shapes by compressing the metal. By shrinking the metal, it becomes more compact and takes on the desired shape.
37.
010What do you usually use as a support during the bumping process?
Correct Answer
B. Sandbag
Explanation
During the bumping process, a sandbag is usually used as a support. Sandbags are commonly used in automotive repair and bodywork to provide a cushioning effect and support the metal being worked on. They help to absorb and distribute the force applied during the bumping process, preventing damage to the metal surface. Sandbags are flexible and can be molded to fit the shape of the area being worked on, making them an ideal support tool in this process.
38.
010 A blowhorn stake is best suited for
Correct Answer
A. Shaping objects with abrupt tapers
Explanation
A blowhorn stake is a tool used for shaping metal objects. It has a tapered shape with a wide base and a narrow top. This shape makes it ideal for shaping objects with abrupt tapers, as the narrow top can be used to create precise and sharp angles. It may not be as effective for other tasks such as double seaming, riveting, or making straight bends, as these require different tools or techniques. Therefore, the blowhorn stake is best suited for shaping objects with abrupt tapers.
39.
010 What do you select to rivet,from,and seam square or rectangular shaped materials?
Correct Answer
A. Solid mandrel stake
Explanation
A solid mandrel stake is used to rivet, form, and seam square or rectangular shaped materials. It provides support and stability while working on these materials, ensuring a secure and precise outcome. The other options mentioned, such as conductor stake, blowhorn stake, and creasing stake, are not specifically designed for riveting, forming, and seaming square or rectangular shaped materials.
40.
011 which method of curving an extruded angle is usually more satisfactory because it is faster and easier and affects the metals less?
Correct Answer
A. V block
Explanation
The V block method of curving an extruded angle is usually more satisfactory because it is faster and easier and affects the metals less. Using a V block allows for a quick and simple process of curving the angle, while also minimizing any potential damage or deformation to the metal. This method provides a stable and secure support for the angle, ensuring a smooth and accurate curve without compromising the integrity of the metal.
41.
011 if you need to add additional crimps to shrink a form angle you place them
Correct Answer
C. Between the original crimps
Explanation
To shrink a formed angle and add additional crimps, you should place them between the original crimps. This means that the new crimps should be inserted in the middle of the angle, rather than on the ends or in the location of the original crimps.
42.
011 When forming a flange by shrinking you start hammering on an angle at
Correct Answer
D. The center,working gradually towards both ends.
Explanation
When forming a flange by shrinking, it is important to work gradually towards both ends from the center. This allows for an even distribution of force and helps to prevent any warping or distortion of the material. Working quickly could cause uneven shrinking and result in an uneven flange. Therefore, the correct approach is to work gradually towards both ends to ensure a smooth and uniform flange formation.
43.
011 When you're hand forming an angle by shrinking the flange tends to
Correct Answer
A. Buckle at the end
Explanation
When hand forming an angle by shrinking, the flange tends to buckle at the end. This is because the shrinking process causes the material to contract and compress, leading to a buildup of stress at the end of the flange. This stress can cause the flange to buckle or deform at the end, resulting in an uneven or irregular shape.
44.
(011) When forming a flange by stretching you start hammering on an angle
Correct Answer
B. Near the ends, working gradually to the center
Explanation
When forming a flange by stretching, starting near the ends and working gradually to the center allows for an even distribution of force and prevents the material from becoming overstretched or distorted. This method ensures that the flange is formed symmetrically and maintains its structural integrity. Working gradually also allows for better control and precision in shaping the flange.
45.
(012) If the material is not held flat against the face of the form during the bumping process it will
Correct Answer
C. Buckle
Explanation
If the material is not held flat against the face of the form during the bumping process, it will buckle. This means that the material will warp or bend out of shape, forming a series of small folds or ridges. Buckling can occur when there is insufficient support or pressure applied to the material, causing it to lose its stability and integrity.
46.
(013) In what series technical order (TO) can you find specific equipment maintenance inspection and maintenance requirements?
Correct Answer
D. 34
Explanation
The correct answer is 34. This answer suggests that specific equipment maintenance inspection and maintenance requirements can be found in series 34 of the technical order (TO).
47.
(013) What grit of sandpaper do you use to properly remove oxidation from the bare metal of a machine surface?
Correct Answer
C. 400
Explanation
To properly remove oxidation from the bare metal of a machine surface, a grit of 400 sandpaper is used. This grit is considered medium and is effective in removing the oxidation without causing too much damage to the metal surface. It provides a good balance between removing the oxidation and maintaining the integrity of the metal. Grits that are too coarse may be too abrasive and leave deep scratches, while grits that are too fine may not effectively remove the oxidation. Therefore, 400 grit sandpaper is the appropriate choice for this task.
48.
(013) What Air Force Technical Order (AFTO) form is used to document equipment maintenance?
Correct Answer
C. Form 244, Industrial/Support Equipment Record.
Explanation
The correct answer is Form 244, Industrial/Support Equipment Record. This form is used to document equipment maintenance in the Air Force. It is specifically designed for industrial and support equipment, allowing technicians to record and track maintenance activities, repairs, and inspections. This form helps ensure that equipment is properly maintained and in working order, which is crucial for the Air Force's operational readiness and mission success.
49.
(013) What section of the Air Force Technical Order (AFTO) Form 244 is used to document equipment discrepancies?
Correct Answer
D. V
Explanation
Section V of the Air Force Technical Order (AFTO) Form 244 is used to document equipment discrepancies.
50.
(013) When documenting equipment discrepancies, what does a red X denote on an Air Force Technical Order (AFTO) Form 244, Industrial/Support Equipment Record?
Correct Answer
A. Unsafe condition
Explanation
A red X on an Air Force Technical Order (AFTO) Form 244, Industrial/Support Equipment Record, denotes an unsafe condition. This means that the equipment has a defect or issue that could potentially compromise safety and should not be used until it is repaired or resolved.