Essential Math 405— Expressing Tolerance Questions
1.
Define nominal value:
2.
Define maximum value:
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3.
Define Minim= value:
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4.
Define manufacturing tolerance:
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4.
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It is important to remember that a tolerance is not an
but rather the acceptable
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of a given measurement
Essential Math 405— Expressing Tolerance Questions
6.
7.
A tailor is sewing a pair of pants for a client. The waist measurement must be between
33 3/4" and 34 IA".
a)
What are the nominal value and the ± range of the waist measurement?
e)
What is thetolerance?
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The recipe for caramel candies says to use a candy thermometer to monitor the
temperature of the sugar mixture. If it is not heated enough, the candies will not hold their
shape, and if it is heated too much, the candies will be too firm.
The sugar mixture must be heated to between 245°F and 250°F.
a)
What is the temperature tolerance of the sugar mixture?
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b)
Write the acceptable temperature range in each of the four ways shown in your
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Essential Math 405— Expressing Tolerance Questions
A part being manufactured in a machine shop has a maximum allowable dimension of
16.28 mm and a minimum of 16.16 mm
8.
a)
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What is the manufacturing tolerance?
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b)
Write the dimension in the four different forms.
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A carpenter is making a new front door for a house. In order to fit properly in the frame,
the door width must have a nominal value of 24" and a tolerance of I"
What are the maximum and minimum allowable values of the door width?
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Essential Math 405— Expressing Tolerance Questions
10.
Write the maximum and minimum values represented by each of the following
dimensions.
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c) 25 mm "th- 5 latis
b) 18' ± r
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d) 1.175 an •23:°5°'
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11.
A machinery part has a nominal value of 8.9 cm and a tolerance if 0.005 cip.
a)
Calculate the maximum and minimum acceptable values.
b)
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Write the dimension in the four different forms.
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Essential Math 405 — Expressing Tolerance Questions
12.
An electrical resistor has resistance with a nominal value of 100 ohms and a tolerance of
3%.
a)
What is the range of acceptable values, in ohms, for the resistor?
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b)
Write the resistance in the form nominal value + 1/2 tolerance)
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13.
A chemical mixture in a manufacturing process needs to reach a nominal temperature of
10.0°C, with a tolerance of 0.5°C.
a)
What are the minimum and maximum acceptable temperatures?
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b)
Write the temperature in the form nominal value + 1/2 tolerance)
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Essential Math 408 — Expressing Tolerance Questions
14.
The front face of a kitchen cabinet drawer has the following specifications:
a width between 17 15/16" and 18 1/16 " and a height between 6 15/16" and 7 1 /16".
a)
What are the nominal dimensions of the drawer face?
c)
What is the tolerance in the measurements?
b)
Write the width and height in the form nominal value + 1/2 tolerance)
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