Deck 17: Metric Dimensions and Tolerances

Question 1

In the SI metric system, the basic unit of length is the:

A)Millimeter
B)Centimeter
C)Meter
D)Kilometer

Answer 1

C

Question 2

A dimension of 50 millimeters should be shown as:

A)50
B)50.0
C)50.00
D)50.000

Answer 2

A

Question 3

The U.S. Metric Conversion Act was signed into law in:

A)1950
B)1954
C)1960
D)1975

Answer 3

D

Question 4

The SI metric system was adopted in:

A)1950
B)1954
C)1960
D)1975

Question 5

To convert a decimal dimension to millimeters, multiply the decimal by:

A)0.254
B)0.03937
C)2.54
D)25.4

Question 6

How many millimeters are there in one meter?

A)10
B)100
C)1000
D)25.4

Question 7

Dual dimensions provide a reference when converting from one system to another.

Question 8

A dimension of one-fourth of a millimeter should be shown as:

A)0.25
B).25
C)Both a and b are correct
D)Neither a nor b is correct

Question 9

One-half inch, converted to millimeters, is:

A)6.35
B)12.7
C)19.05
D)25.4

Question 10

If both inch and metric values are shown for a dimension, the primary unit value should be enclosed in brackets.

Question 11

How many centimeters are there in one meter?

A)10
B)100
C)1000
D)2.54

Question 12

To convert a dimension shown in millimeters to a decimal dimension, multiply by:

A)0.254
B)0.03937
C)2.54
D)25.4

Question 13

2.0 millimeters, converted to inches, is:

A).0079
B).0787
C).7874
D)25.4