Instruction for Using a Slide Rule
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W. Stanley >> Instruction for Using a Slide Rule
The present day wonders of the twentieth century prove that there is no
end to what an individual can accomplish--the same applies to the slide
rule.
You will find after practice that you will be able to do many
specialized problems that are not outlined in this instruction book. It
depends entirely upon your ability to do what we advocate and to be
slide-rule conscious in all your mathematical problems.
CONVERSION FACTORS
1. Length
1 mile = 5280 feet =1760 yards
1 inch = 2.54 centimeters
1 meter = 39.37 inches
2. Weight (or Mass)
1 pound = 16 ounces = 0.4536 kilograms
1 kilogram = 2.2 pounds
1 long ton = 2240 pounds
1 short ton=2000 pounds
3. Volume
1 liquid quart = 0.945 litres
1 litre = 1.06 liquid quarts
1 U. S. gallon = 4 quarts = 231 cubic inches
4. Angular Measure
3.14 radians = PI radians = 180 degrees
1 radian = 57.30 degrees
5. Pressure
760 millimeters of mercury = 14.7 pounds per square inch
6. Power
1 horse power = 550 foot pounds per second = 746 watts
7. Miscellaneous
60 miles per hour = 88 feet per second
980 centimeters per second per second
= 32.2 feet per second per second
= acceleration of gravity.
1 cubic foot of water weighs 62.4 pounds
1 gallon of water weighs 8.34 pounds
Printed in U. S. A.
INSTRUCTIONS FOR USING A SLIDE RULE
COPYRIGHTED BY W. STANLEY & CO.
Commercial Trust Building, Philadelphia, Pa.