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WorksheetsBasic Measurement
Total questions: 50
Worksheet time: 1hrs 22mins
1 inch is equal to which of the following choices, select all that apply.
25.4 mm
2.54 cm
254 mm
None of the choices
Convert the following decimal to a fraction. 5.5
5 21
5 31
5 32
5 41
Convert the following fraction into a decimal. 3 81
3.75
3.25
3.13
3.06
Convert the following measurement into millimeters.
4.5 inches
Hint: 1 inch = 25.4 mm
108.9 mm
114.3 mm
13.5 mm
11.4 mm
Convert the following measurement into inches.
62 cm Round to the nearest tenth.
Hint: 1 inch = 2.54 cm
24.4 in
2.4 in
12.2 in
22.2 in
Convert the following measurement into a decimal.
3 83 in
Round to the nearest hundredth.
3.38 in
3.75 in
2.38 in
3.63 in
How many millimeters are in 1 meter?
100 mm
10 mm
1,000 mm
10,000 mm
How many inches are in a foot?
12 in
25.4 in
6 in
2.54 in
Fill in the blank.
Dimensional measurement determines physical dimensions such as _________.
Select all answers that apply.
Length
Width
Volume
Diameter
Fill in the Blank.
Two systems of dimensional measurement used in manufacturing are the SI system and the _________.
None of the choices
US Customary System
Decimal Inch System
Fractional Inch System
A scale typically found on a tape measure is which of the following choices.
1/8
1/16
1/40
1/23
The first step in dimensional measuring is to align the end of the rule where the zero is located with one edge of the dimension you want to measure. This edge is called the what?
measuring point
reference point
zero point
end point
Fill in the Blank
A tape measure is used _________.
Select all the answers that apply.
in manufacturing industries
in construction industries
for precision measurement
when building a house
Fill in the Blank
If the length of a part is 4.000 inches and the reading could be as much as 4.004 or as little as 3.996, the accuracy is said to be __________ inches.
+/- 0.005
+/- 0.004
+0.004
+0.005
Fill in the Blank.
__________ error occurs when the measurement we think we see is not the measurement being indicated by the instrument.
Observational
Operator Bias
Instrument
Positioning
Fill in the Blank.
___________ is the smallest graduation or increment a measuring instrument will read.
Resolution
Accuracy
Scale
Quality Assurance
What is another term for dimensional measurement?
(a)
True or False
The accuracy of a measurement indicates how close the instrument reading is to the dimensions’s true length.
True
False
What is the base unit for the SI system?
Inch
Yard
Foot
Meter
The SI metric system of measurement is easy to use because it is based on factors of what?
10
20
30
50
Fraction inch rules are commonly available in graduations of (a) .
True or False
A tape measure is a type of steel rule used to measure shorter dimensions than those measured by a machinist rule.
True
False
True or False
Resolution is the largest graduation a measurement instrument will read.
True
False
Which of the following is a source of measurement error?
Select all that apply.
Observational
Positioning
Instrument
Operator Bias
How you position a part or how you hold a measuring instrument will greatly affect the (a) of your reading.
The resolution of a typical tape measure is what?
1/8
1/4
1/2
1/16
Some technical drawings require you to convert between fraction inch
measurement into what?
(a)
True or False
To convert common fraction measurements to decimal measurements, you must add the whole number to the fraction after dividing the numerator by the denominator.
True
False
True or False
The major graduations of a Fraction Inch machinist’s rule are in inches.
True
False
Convert the following into millimeters. 3 1inches .
Round to the nearest hundredth.
0.85 mm
0.98 mm
8.46 mm
5.56 mm
Read the measurement on the ruler shown. What is the value on the ruler?
3 165
3 83
3 1615
3 87
Read the measurement on the ruler shown. What is the measurement shown?
85
43
87
1613
Read the ruler in the picture shown. What is the measurement shown by the arrow?
3 41
3 21
3 165
3 85
Read the ruler in the picture. What measurement is the arrow pointing to?
2 81
2 163
2 161
2 41
Read the ruler shown in the picture. What measurement is the arrow pointing to?
1 21
1 169
1 83
1 85
What does SI stand for?
Systems International
Silicon
System Integrator
Standing Instruction
True or False
The manufacturing industry uses dimensional measurement in order to mass produce high quality goods.
True
False
True or False
A reference plane is a flat plane that is perpendicular to the direction of a measurement.
True
False
What are the graduations called on a machinist’s rule?
(a)
What are the reasons why it is important to know the accuracy of a
measurement?
Select all that apply.
To avoid overstating the precision of a measurement.
To select the proper tool for the job.
None of the choices.
Which value reflects the correct conversion
from fractions to decimals for 5 327in ?
5.2 in
5.21875 in
5.356875 in
5.1525 in
What does the construction industry use dimensional measurement for?
Blueprints to build
Measure ingredients
Measure for clothing fit
None of the choices
What is the length of the bolt in inches?
2-3/4 in
2-1/4 in
1-3/4 in
2-1/2 in
Fill in the blank.
1 centimeter = ______ millimeters
10
100
1,000
0.01
Convert the pipe diameter from inches (in) to millimeters (mm).
12.7 mm
25.4 mm
6.25 mm
0.25 mm
Fill in the blank.
Dimensional measurement is the process of determining the _______ dimensions of a part.
physical
mental
theoretical
fictional
True or False
The US Customary system of measurement is derived from the Imperial system.
True
False
A common decimal-inch rule graduation is what?
10ths
50ths
100ths
All of the choices
The base unit of measure in the US Customary system is the what?
Inch
Millimeter
Kilometer
Centimeter
The conversion from 2 165 to a decimal is which of the following choices?
2.625
2.3125
2.375
2.125
