Vocational Mathematics |
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amperes angle belt boiler bolt called cents circuit circular mils circular pitch circumference column copper countershaft cubic foot cylinder decimal denominator diam diametral pitch distance divide divisor drill driving engine equal EXAMPLES Find the number Find the weight formula fraction gauge pressure gear given number greatest common divisor heating surface hole horse power lathe lead screw length line shaft machine mantissa measure metal multiply necessary number of gallons number of revolutions number of teeth number of threads number of yards ohms ounce piece pipe piston pitch circle pitch diameter plate pounds pulley pump quantity quotient ratio resistance revolutions per minute rivet roof safety valve screw thread shaft side specific gravity spindle square inch steam steel subtract tank tensile strength thickness threads per inch tooth triangle tube Twaddell scale voltage volts weight in grains wire yarn
Popular passages
Page 3 - Addition is the process of finding the sum of two or more numbers.
Page 41 - DRY MEASURE 2 pints (pt.) =1 quart (qt.) 8 quarts =1 peck (pk.) 4 pecks =1 bushel (bu...
Page 289 - MEASURE. 10 millimeters (mm.) = 1 centimeter (cm.) 10 centimeters = 1 decimeter (dm.) 10 decimeters = 1 meter (m.) 10 meters = 1 dekameter (Dm.) 10 dekameters = 1 hektometer (Hm.) 10 Hektometers = 1 kilometer (Km.) 10 kilometers = 1 myriameter (Mm.) 1 meter = 39.37 inches.
Page 40 - Cubic Measure 1728 cubic inches (cu. in.) =1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
Page 8 - DIVISION is the process of finding how many times one number is contained in another, or of finding• one of the equal parts of a number.
Page 60 - Which proves that the square of a number composed of tens and units contains, the square of the tens plus twice the product of the tens by the units, plus the square of the units.
Page 162 - The distance from the center of one tooth to the center of the next, measured on the pitch circle...
Page 23 - Now -f of f is a compound fraction, whose value is found by multiplying the numerators together for a new numerator, and the denominators for a new denominator.
Page 8 - RULE. — Annex as many ciphers to the multiplicand as there are ciphers in the multiplier; the number so formed will be the product required.
Page 66 - In a right triangle, the side opposite the right angle is called the hypotenuse and is the longest side.