| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 2.94 |
| Score | 0% | 59% |
Inside and outside micrometers measure inside and outside:
lengths |
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diameters |
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angles |
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tolerances |
Micrometers measure the diameter of cylindrical objects. Outside micrometers measure the external diameter of cylinders and inside micrometers measure the internal diameter of the cylinder's hole.
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 can measure across two dimensions |
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a bullseye level has only one bubble to center |
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a standard level has only one bubble to center |
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?
10 TPI |
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2 TPI |
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18 TPI |
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8 TPI |
A Class 8 bolt is made of very hard metal and larger TPI saw blades are most appropriate for very hard metals.
Which of the following statements about drill bits is not true?
drill bits are primarily right-handed |
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drill bit size maxes out at ½" for metalworking |
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drill bit size maxes out at ¼" for woodworking |
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drill bits are primarily left-handed |
Drill bits remove material to create holes. They come in a variety of sizes, maxing out at ¼" for woodworking and ½" for metalworking. The majority of drill bits are right-handed which means they cut while rotating in a clockwise direction.
Which of the following saws would you use if you're cutting wood along the grain?
crosscut saw |
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back saw |
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ripsaw |
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hacksaw |
The ripsaw delivers maximum efficiency at cutting with or along the grain (ripping).