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PLTW IED Unit 2 New Curriculum Flashcards | StudBud
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PLTW IED Unit 2 New Curriculum
PLTW IED Unit 2 New Curriculum
23 terms
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PLTW IED Engineering CTE
Flashcards
23 cards
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Questions
23
Answers
1
The minimum clearance or maximum interference between parts
Allotment
Allowance
Alliance
Annotation
2
________ are used frequently in statistics and have a symmetric bell shape
Normal Distributions
Paranormal Distribution
3
What is the type of fit between the machined shaft and hole?
Transition fit
No fit
Clearance fit
Interference fit
4
Identical components that can be substituted for one another
Interchangeable Parts
Tolerance
Parts
Machinery
5
What is the type of fit between the machined shaft and hole?
Transition fit
Clearance fit
No fit
Interference fit
6
What is the type of fit between the machined shaft and hole?
No fit
Clearance fit
Interference fit
Transition fit
7
The degree of closeness of measurements of a quantity to the actual (or accepted) value
Accuracy
Precision
8
A normal distribution is a bell-shaped probability density curve described by its mean and standard deviation
True
False
9
Tolerances can define how mating parts fit together and interact
True
False
10
Some product variation will always exist even if the objects are produced the same
True
False
11
The digits in a decimal number that carry meaning and contribute to the precision or accuracy of the quantity
Sample Data
Significant Digits
Singular Data
Simple Digits
12
The acceptable amount of dimensional variation that allows an object to function correctly
Machinery
Parts
Variation
Tolerance
13
Selective Assembly
two or more stocks of the parts of a mechanism fitting with the desired degree of clearance
True
False
14
Difference between an object/idea and other objects/ideas of the same type or from a standard
Variation
Parts
Product
Tolerance
15
This fit limits the size of mating parts so that a clearance/space always results when mating parts are assembled
No fit
Clearance fit
Interference fit
Transition fit
16
If the allowance calculation result is negative, it indicates an interference fit
TRUE
FALSE
17
This fit occurs when two mating parts can sometimes have a clearance fit and sometimes have an interference fit
Transition fit
No fit
Interference fit
Clearance fit
18
A manufacturing method where three-dimensional objects are built by adding layer upon layer of material
Additive Manufacturing
Subtractive Manufacturing
19
The degree to which repeated measurements show the same result
Precision
Accuracy
20
The ________ is the condition of a part when it contains the largest amount of material
Maximum Material Condition (MMC)
Least material condition (LMC)
21
The distance of a value in a population (or sample) from the mean value of the population (or sample)
Mode
Mean
Median
Standard Deviation
22
This fit is the fastening between two parts achieved by friction after the parts are pushed together
Interference fit
Transition fit
No fit
Clearance fit
23
The _____ is the condition of a part when it contains the smallest amount of material
Maximum Material Condition (MMC)
Least Material Condition (LMC)
