Tools and their uses(2018) Flashcards

chapter 4

1
Q

What instrument is used for measuring distances between two points, transferring, or comparing measurements?

A

Divider

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2
Q

Wing-type dividers are available in what lengths, in inches

A

6,8, and 12

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3
Q

What tool is used in conjunction with a scale or rule to determining the thickness of a surface?

A

Caliper

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4
Q

Slide calipers can be used for what purpose

A

measuring inside dimensions

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5
Q

What type of caliper measures distances beyond the range of calipers?

A

Trammel

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6
Q

On a vernier caliper, the nerdier scale is divided in to how many parts

A

25

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7
Q

What result, if anything, occurs when calipers are dropped?

A

causes inaccurate measurements

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8
Q

What tool measures distances to the nearest one-thousandth of an inch?

A

Micrometer

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9
Q

The Navy uses outside, inside and what other type of micrometer?

A

depth

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10
Q

What distance is the longest movement a micrometer spindle can make, in inches?

A

1

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11
Q

A 6-inch micrometer will measure work between which thickness?

A

5-6 inches

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12
Q

On a standard micrometer, one complete revolution of the micrometer screw will move with spindle what distance in inches?

A

.025

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13
Q

On a vernier micrometer, the ten spaces on the vernier are equivalent to what number of spaces on the thimble?

A

nine

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14
Q

T/F: Micrometers should be coated with a light coat of oil to prevent rust?

A

True

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15
Q

What is the simplest, most common measuring tool?

A

Flat steel rule

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16
Q

What minimum distance will the folding rule section measure, in inches?

17
Q

What measuring tape length, in feet, is the most common?

18
Q

What measuring device is designed to take lengthy exterior measurements?

A

measuring wheel

19
Q

What PPE must you always wear when using measuring tools?

A

eye protection

20
Q

Which of the following isa rule for caring measuring tapes?

A

keep the case intact

21
Q

What type of level has an extra-large vial to ensure accuracy?

A

Machinist’s

22
Q

On the carpenter’s level, one vial is mounted vertically and another is mounted horizontally; what angle does the third vial measure, in degrees?

23
Q

Which level is used to hang on a cord?

24
Q

Which materials can machinist’s scribers mark or score?

A

Steel, Glass, Copper

25
To protect the points of scribers, what item can be places over them?
A Cork
26
When using a square as a saw guide, what item should you use to hold the square?
A Clamp
27
By what characteristic are surface gages classified?
Length of spindle
28
Which tools can be used to measure the thickness of paint?
Dial depth gage
29
On what axis should measurements be made with depth gages?
Longitudinal
30
What tool provides a true and smooth surface to make accurate measurements?
Surface plate
31
To prevent rust, you should apply a light coat of what product to all metal parts of gages?
Oil
32
Which tools is used as a standard to determine whether or not one or more dimensions are within specified limits?
ring and snap gages
33
What class of gages has a commercial finish?
Z
34
Before using gage blocks, you should take which actions?
remove the coast of rust preventive compound from the gage blocks
35
When checking gages, at what location should they be placed?
in your hands
36
Marking gages are usually made from which materials?
wood or steel
37
A wire gage is normally what shape?
Circular