Appendix B. Conversion Factors
UNIT | EQUALS |
---|---|
LENGTH | |
1 angstrom | 1 × 10−10 meter |
1 × 10−4 micrometer (micron) | |
1 centimeter | 10−2 meter |
0.3937 inch | |
1 foot | 12 inches |
0.3048 meter | |
1 inch | 25.4 millimeters |
2.54 centimeters | |
1 kilometer | 3281 feet |
0.5400 nautical mile | |
0.6214 statute mile | |
1094 yards | |
1 light-year | 9.461 × 1012 kilometers |
5.879 × 1012 statute miles | |
1 meter | 1010 angstroms |
3.281 feet | |
39.37 inches | |
1.094 yards | |
1 micron | 104 angstroms |
10−4 centimeter | |
10−6 meter | |
1 nautical mile (International) | 8.439 cables |
6076 feet | |
1852 meters | |
1.151 statute miles | |
1 statute mile | 5280 feet |
8 furlongs | |
1.609 kilometers | |
0.8690 nautical mile | |
1 yard | 3 feet |
0.9144 meter | |
ANGLES | |
1 degree | 60 minutes |
0.01745 radian | |
3600 seconds | |
2.778 × 10−3 revolution | |
1 minute of arc | 0.01667 degree |
2.909 × 10−4 radian | |
60 seconds | |
1 radian | 0.1592 revolution |
57.296 degrees | |
3438 minutes | |
1 second of arc | 2.778 × 10−4 degree |
0.01667 minute | |
AREA | |
1 acre | 4047 square meters |
43560 square feet | |
1 are | 0.02471 acre |
1 square dekameter | |
100 square meters | |
1 hectare | 2.471 acres |
100 ares | |
10000 square meters | |
1 square foot | 144 square inches |
0.09290 square meter | |
1 square inch | 6.452 square centimeters |
1 square kilometer | 247.1 acres |
1 square meter | 10.76 square feet |
1 square mile | 640 acres |
2.788 × 107 square feet | |
2.590 square kilometers | |
VOLUME | |
1 board-foot | 144 cubic inches |
1 bushel (U.S.) | 1.244 cubic feet |
35.24 liters | |
1 cord | 128 cubic feet |
3.625 cubic meters | |
1 cubic foot | 7.481 gallons (U.S. liquid) |
28.32 liters | |
1 cubic inch | 0.01639 liter |
16.39 milliliters | |
1 cubic meter | 35.31 cubic feet |
106 cubic centimeter | |
1 cubic millimeter ... |
Get Technical Mathematics, Sixth Edition now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.