| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.08 |
| Score | 0% | 62% |
You're creating a tube out of a sheet of metal. What type of fastener are you likely to use?
rivet |
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punch |
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glue |
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nail |
A nail is a short pin-shaped shaft of steel that's typically used to fasten pieces of wood together. It has a flat head on one end and a point on the other. A rivet consists of a cylindrical shaft with a head on one end and a tail on the other. When the rivet is installed, the tail is expanded and reshaped to form another head, creating a dumbell shape that will hold two surfaces together semi-permanently.
The primary difference between a standard level and a bullseye level is which of the following?
a bullseye level can measure across two dimensions |
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a standard level has only one bubble to center |
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a bullseye level has only one bubble to center |
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a standard level can measure across two dimensions |
Levels utlize a fluid-filled tube containing a bubble that is centered when the surface is horizontal (level) or vertical (plumb) along the direction of the tube. While a standard level can measure along a single dimension, a bullseye level is circular and can indicate the levelness of a two dimensional plane.
You are using a hacksaw to cut a Class 8 bolt. What is the most appropriate TPI for your saw blade?
8 TPI |
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10 TPI |
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2 TPI |
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18 TPI |
A Class 8 bolt is made of very hard metal and larger TPI saw blades are most appropriate for very hard metals.
A joint created by welding is __________ the original metal.
weaker than |
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as strong or slightly weaker than |
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harmful to |
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as strong or stronger than |
The joint created by welding is as strong or stronger than the original metal.
You need to secure a piece of wood while you're drilling a hole. Which of the following would be the most appropriate tool to use?
pliers |
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pincers |
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vise |
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clamp |
A vise is a clamp that is anchored to a work station and designed to hold material in place while it is being operated upon.