| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 2.99 |
| Score | 0% | 60% |
When cutting hard metals with a hacksaw you should choose a blade with __________ teeth per inch (TPI).
odd |
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high |
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even |
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low |
Blades with more and smaller teeth (high TPI) cut harder metals more effectively while blades with fewer and larger teeth (low TPI) cut softer metals more effectively.
Which of the following is used in metal work for shaping metal?
mallet |
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rivet hammer |
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ball peen hammer |
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claw hammer |
Ball peen hammers are most commonly used in automotive repair. They have rounded heads and are used to drive punches and chisels.
Which of the following statements about an 8-point saw is not true?
an 8-point saw makes a rougher cut than a 6-point saw |
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an 8-point saw has eight teeth per inch |
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an 8-point saw makes a rougher cut than a 12-point saw |
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an 8-point saw makes a finer cut than a 12-point saw |
Saw blades are described by the number of teeth per inch (TPI). The higher the TPI of a saw the finer the cut it will make.
Which of the following statements about drill bits is not true?
drill bit size maxes out at ¼" for woodworking |
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drill bits are primarily left-handed |
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drill bit size maxes out at ½" for metalworking |
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drill bits are primarily right-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.
The primary difference between a standard level and a bullseye level is which of the following?
a bullseye level has only one bubble to center |
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a standard level can measure across two dimensions |
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a bullseye level can measure across two dimensions |
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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.