| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.54 |
| Score | 0% | 71% |
You're replacing the hubcaps on a car. Which of the following are you most likely to use?
wooden mallet |
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ball-peen hammer |
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claw hammer |
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rubber mallet |
A mallet is a hammer with a relatively large head, often made of rubber or wood. Both the size and material of the mallet head help prevent damage when striking more delicate surfaces.
When compared to drilling, boring makes __________ holes.
smaller |
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larger |
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smoother |
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rougher |
Drilling is the process of making small holes in wood or metal while boring is the process of making larger holes.
Which of the following nuts use a pin to lock the nut in place and prevent it from loosening?
lock |
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cotter |
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slotted |
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wing |
Wrenches are used with threaded fasteners like bolts and nuts. A bolt has external threads while a nut has internal threads and this thread pattern combination allows them to lock together and act as fasteners. Nuts come in a variety of configurations including wing nuts which provide appendages that allow tightening and loosening by hand, slotted nuts that use a cotter pin to lock the nut in place and prevent it from loosening, and lock nuts that also prevent loosening via nylon in their threads. Threads are identified by pitch which is the number of threads per inch.
A welding rod provides:
fuel for the welding torch |
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the joining material for a weld |
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stability for the welding torch |
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protection for the welder |
The joining material for a weld is called a welding or filler rod and is available in a variety of diameters and alloys for different welding tasks.
This tool is a(n) __________.
chisel |
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punch |
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screwdriver |
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lever |
A chisel has a long sharp edge and is used, often in conjunction with a hammer, for cutting. In woodworking, chisels are used to remove large sections of wood to create the initial shape of a design. In metalworking, chisels are used to remove waste metal when a smooth finish is not required.