| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 2.87 |
| Score | 0% | 57% |
Which of the following saws would you use if you're cutting wood along the grain?
ripsaw |
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crosscut saw |
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hacksaw |
|
back saw |
The ripsaw delivers maximum efficiency at cutting with or along the grain (ripping).
Which of the following is not an aspect of the mechanical advantage of pliers?
change the direction of hand grip force |
|
provide precision for manipulating small objects |
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amplify hand grip force |
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focus hand grip force |
Pliers are designed to provide a mechanical advantage, allowing the force of the hand's grip to be amplified and focused with precision. Pliers also allow finer control over objects that are too small to be manipulated by the fingers alone. The standard configuration is combination pliers which provide a fixed maximum jaw width. Other styles include adjustable joint pliers that allow selecting jaw width, needle nose pliers for holding small objects in tight spaces and locking pliers that will lock in place to hold or clamp objects together.
Which of the following saws is not good for cutting wood?
ripsaw |
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crosscut saw |
|
hacksaw |
|
back saw |
A hacksaw has replaceable blades and is used to cut metal. The blade type is chosen based on the material that is to be cut. Blades with larger numbers of teeth per inch are more appropriate for cutting thinner materials.
You are using a hacksaw to cut a Class 8 bolt. What is the most appropriate TPI for your saw blade?
2 TPI |
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10 TPI |
|
8 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.
Which of the following is used in metal work for shaping metal?
ball peen hammer |
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claw hammer |
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mallet |
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rivet hammer |
Ball peen hammers are most commonly used in automotive repair. They have rounded heads and are used to drive punches and chisels.