1.
(001) what type of hammer do you use to do light chiseling?
Correct Answer
B. Riveting
Explanation
Riveting is the correct answer because it is a type of hammer that is commonly used for light chiseling. A riveting hammer is specifically designed with a flat, smooth face that allows for precise and controlled strikes when working with delicate materials such as wood or metal. It is often used for tasks that require accuracy and finesse, making it suitable for light chiseling work. Mallet, framing, and rawhide hammers are not typically used for chiseling purposes.
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 lid onto the container. It provides the necessary force and precision to ensure a tight 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 used to align fastener holes in two pieces of metal. It is a long, tapered tool with a pointed end that is used to accurately position the holes by gently tapping it into the misaligned holes. The taper allows the punch to gradually widen the holes and bring them into alignment without causing any damage to the metal surfaces. This ensures that the fasteners can be inserted easily and securely into the aligned holes, resulting in a strong and stable connection between the two pieces of metal.
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 typically consists of a hardened steel point or needle that is sharp and durable enough to make precise and permanent markings on metal. The scriber is held firmly and guided along the desired cut line, creating a visible and accurate mark that serves as a guide for cutting or shaping the metal. This tool is commonly used in metalworking and fabrication processes to ensure precise and clean cuts.
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 punch to create a precise and deep indentation on the material being punched. A 90-degree angle ensures that the force is evenly distributed and prevents the punch from slipping or damaging the workpiece.
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. It is a measuring tool that allows for accurate measurement of the depth of a pit by providing a numerical reading. This is important in assessing the severity of corrosion and determining the appropriate course of action for repair or prevention. A magnifying glass may be used to visually inspect the pit, but it does not provide a precise measurement. A straight edge and scribe are used for marking or measuring straight lines and are not suitable for measuring the depth of a pit.
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, which is a metric unit of mass. Grams are often used for smaller and more precise measurements compared to other units such as pounds or kilograms. Therefore, the correct answer is gram.
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. They are commonly used by tinners or sheet metal workers for cutting straight lines in thin metal sheets. The straight blades allow for precise and clean cuts, making them ideal for tasks that require accuracy and straight edges.
9.
(003)What type of file do you use to sharpen the blades of cutting tools?
Correct Answer
C. Single-cut
Explanation
A single-cut file is used to sharpen the blades of cutting tools. This type of file has rows of parallel teeth that are cut at an angle to the centerline of the file. When used, the file only cuts in one direction, making it ideal for sharpening blades. The single-cut file allows for precise and controlled sharpening, ensuring that the cutting tool's blades are sharpened evenly and effectively.
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. A half-round file has a curved shape that allows it to fit perfectly on concave surfaces, making it easier to remove material and shape the surface accurately. Combination, double-cut, and single-cut files are not specifically designed for concave surfaces, so they may not provide the same level of precision and effectiveness as a half-round file.
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 is a flat file with a series of parallel teeth on one side, which allows for efficient and precise sharpening of cutting edges. The other options, flat, round, and triangle files, are not specifically designed for sharpening circular saws and edge tools.
12.
(003)what type of chisel is best suite for cutting slots and keyways?
Correct Answer
B. Cape
Explanation
A cape chisel is best suited for cutting slots and keyways. Cape chisels have a narrow, rectangular blade that tapers to a point, allowing for precise cutting in tight spaces. The flat chisel would not be as effective for cutting slots and keyways as it has a wider blade. The diamond point chisel is more suitable for carving or shaping materials, rather than cutting slots. The half roundnose chisel is primarily used for creating concave shapes, making it less suitable for cutting slots and keyways.
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. This type of chisel has a sharp, pointed tip that allows for precise and clean cuts in materials. The pointed tip helps to create the desired V-shaped groove, making it the most suitable choice for this task compared to the other options listed.
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, a higher number of teeth per inch on the hacksaw blade is recommended. This is because a higher tooth count provides a smoother and more precise cut. Therefore, the correct answer is 18 teeth per inch.
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 and smoother cut. As thick wall tubing requires more precision and control while cutting, a blade with 24 teeth per inch would be ideal. A lower number of teeth per inch would result in a rougher cut and may cause damage to the tubing. Therefore, 24 teeth per inch is the correct answer for this question.
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 because it does not have a throat or a restriction on the size of the material that can be cut. This type of shear allows for continuous cutting without any limitations on the dimensions of the sheet metal, making it ideal for cutting large or oversized pieces.
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 means that while cutting, there should always be at least two teeth engaged with the material to ensure efficient and effective cutting. If there are fewer teeth engaged, it can result in slower cutting speed, increased vibration, and potential damage to the blade or the material being cut. Therefore, selecting a blade with the appropriate pitch is crucial for achieving optimal cutting performance with a reciprocating saw.
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. This is because different materials and thicknesses require different cutting speeds and feed rates. The job selector dial allows you to set the appropriate cutting parameters based on the specific material and thickness you are working with, ensuring optimal cutting performance and accuracy. Knowing the type of blade already installed, the pitch of the material being cut, and the degree the material is placed in relation to the blade are not relevant factors for using the job selector dial.
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 aligns correctly with the cutting path. By adjusting the tilting wheel, you can ensure that the blade follows the desired contour and makes accurate cuts.
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 material that is specifically designed for grinding non-ferrous metals like aluminum. It is capable of removing material quickly and efficiently without clogging or overheating the grinding wheel. Using aluminum oxide or other abrasive materials can cause the wheel to clog and overheat, leading to poor grinding performance and potential damage to the workpiece. Diamond and garnet are not commonly used for grinding aluminum and are more suitable for other applications.
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 correct answer is 1/8". This is the maximum safe gap between the wheel and the work rest of the pedestal grinder. Having a larger gap can increase the risk of accidents and injuries, as the workpiece may not be properly supported and could potentially be pulled into the wheel. It is important to maintain a safe distance to ensure the grinder operates effectively and safely.
22.
006 What is the max bed gap allowed when using a powered disc sander?
Correct Answer
C. 1/8"
Explanation
When using a powered disc sander, the maximum allowable bed gap is 1/8". This means that the distance between the sanding disc and the bed of the sander should not exceed 1/8". This is important because a larger gap can lead to instability and improper sanding results. It is crucial to maintain a proper bed gap to ensure safe and effective use of the powered disc sander.
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 information regarding the machine's capacity is displayed or indicated on the die holder itself, making it easily accessible for the user.
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". This means that the chuck on a hand drill is designed to hold drill bits with a maximum diameter of 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 shavings that are produced during the drilling process. Without the flutes, the chips would get trapped in the hole, leading to poor drilling performance and potential damage to the drill bit. Therefore, the flutes play a crucial role in ensuring efficient chip removal and maintaining the effectiveness of the drilling operation.
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 as it determines the efficiency and effectiveness of the drilling process. A larger included angle helps to reduce the cutting forces and prevents the drill from overheating. For most metals, a included angle of 118 degrees is commonly used. This angle provides a good balance between cutting efficiency and chip evacuation, making it suitable for a wide range of metal drilling applications.
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 size smaller than the final desired size. After the dimpling process is completed using hand-dimpling dies, the holes are then drilled to the correct size. This ensures that the dimpled holes are properly aligned and sized for the rivets to be inserted and secured effectively. Drilling the holes to the correct size after dimpling helps to maintain the structural integrity and strength of the riveted joint.
29.
008 What makes coin dimpling superior to the radius -dimpling?
Correct Answer
D. The sliding coining die of the female die.
Explanation
The correct answer is the sliding coining die of the female die. Coin dimpling is considered superior to radius dimpling because the sliding coining die in the female die allows for better control and precision in the dimpling process. This feature helps to create a more consistent and accurate dimple in the coin.
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.
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 likely adjustment that needs to be made is to the thickness. This means that the bar folder may be too tight or too loose, causing it to not move smoothly. By adjusting the thickness, the bar folder can be set to the appropriate tolerance, allowing it to operate freely 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 movement and positioning of the cornice, so if it is not properly adjusted, it can cause the cornice to break and bend the metal excessively at one end.
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, it allows the metal to be fed into the slip roll former in a way that creates a conical shape. The angle of the back roller determines the angle at which the metal is bent, resulting in the desired conical shape. The grooved portion of the rolls and feeding the metal at an angle may also be used in the process, but they alone cannot form a conical shape. Reversing the metal after each pass through the rollers is not necessary for forming a 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 concentrated in one area for an extended period of time, leading to the weakening and eventual failure of the flange edge. It is important to evenly distribute the stretching or shrinking process to avoid putting excessive stress on a single spot.
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. In this process, a smooth-faced dolly is used to shape and contour a metal sheet or panel by striking it with a hammer. The smooth-face dolly helps to distribute the force evenly and prevent any damage to the surface of the metal. This technique is commonly used in automotive and aircraft industries to create curved or contoured panels.
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 compress and decrease its overall size. By shrinking the metal, it becomes more compact and may also gain additional strength. This operation is commonly used in metalworking and sheet metal fabrication to shape and manipulate metal components.
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 typically used as a support. This is because a sandbag provides a flexible and malleable surface that can be easily shaped and adjusted to support the object being bumped. The sandbag absorbs the impact and helps distribute the force evenly, preventing any damage or deformation to the object. Additionally, the weight and stability of the sandbag ensure that it stays in place and provides a steady support throughout the bumping process.
38.
010 A blowhorn stake is best suited for
Correct Answer
A. Shaping objects with abrupt tapers
Explanation
A blowhorn stake is a specialized tool used in metalworking to shape objects with abrupt tapers. The shape of the stake allows for precise and controlled shaping of the metal, particularly when it comes to creating tapered forms. This tool is not typically used for double seaming, riveting, or making straight bends or folding and bending edges. Therefore, the best use for a blowhorn stake is 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 selected to rivet, form, and seam square or rectangular shaped materials. This type of stake is used in metalworking to provide support and stability while shaping or joining these materials. It is a solid, cylindrical tool that can be inserted into the workpiece to provide a solid base for hammering or bending operations. The other options mentioned (conductor stake, blowhorn stake, and creasing stake) are not typically used for riveting, forming, or 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. By using a V block, the angle can be easily curved by placing it in the V-shaped groove and applying pressure. This method allows for quick and efficient curving without causing much damage or deformation to the metal. On the other hand, the other options like sandbag, stretching, or hardwood form block may require more time, effort, and may potentially cause more damage to 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 add additional crimps to shrink a form angle, they should be placed between the original crimps. This is because the original crimps are already in place on the ends of the formed angle, so adding new crimps between them allows for further adjustment and shrinking of the angle. Placing the additional crimps in the location of the original crimps or in the middle of the angle would not be effective in achieving the desired shrinkage.
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 start hammering on an angle at the center and gradually work towards both ends. This technique allows for even and controlled shrinking of the metal, resulting in a well-formed flange. Working gradually towards both ends ensures that the metal is evenly shaped and avoids any distortion or unevenness in the flange. Working quickly or starting at either end may lead to uneven shrinking and an imperfect flange.
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 means that the material at the end of the flange becomes distorted and forms a buckled shape. This can happen because the shrinking process causes the material to contract, leading to a buildup of stress at the end of the flange. As a result, the flange buckles or deforms at the end rather than remaining smooth.
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 is the correct approach. This allows for an even distribution of force and prevents the material from being stretched too much in one area. Working gradually also ensures that the flange is formed symmetrically and maintains its shape. Starting at the ends and working quickly to the center would result in uneven stretching and potentially cause the material to warp or deform.
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 form waves or wrinkles, causing it to lose its flat and smooth appearance.
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" because in technical order (TO), specific equipment maintenance inspection and maintenance requirements can be found in series 34.
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 to be medium-fine and is effective in removing the oxidation without causing excessive damage to the metal surface. Using a higher grit such as 600 may not provide enough abrasion to remove the oxidation effectively, while using a lower grit such as 100 or 180 may be too coarse and could potentially scratch or damage the metal surface. Therefore, 400 grit is the most suitable option 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 and allows for the recording of maintenance activities, inspections, repairs, and modifications. This form helps to ensure that all necessary maintenance tasks are documented and tracked for each piece of equipment.
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. This section allows personnel to record any issues or malfunctions observed with the equipment, providing a detailed description of the problem. By documenting discrepancies in Section V, maintenance personnel can easily identify and address equipment problems, ensuring proper maintenance and functionality.
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 there is a problem or discrepancy with the equipment that makes it unsafe to use. The red X serves as a clear indicator to personnel that the equipment should not be used until the issue is resolved and it is deemed safe for use.