Arithmetic, Mensuration and Use of Letters in Formulas, Principles of Mechanics, Machine Elements, Mechanics of Fluids, Strength of Materials, Elements of Electricity and Magnetism, Heat and Steam |
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Page 35
... altered number . The second step is to search the table following the Examination Questions , and in the columns headed n ' and find two consecutive numbers , one less and the other greater than the altered number . Opposite the smaller ...
... altered number . The second step is to search the table following the Examination Questions , and in the columns headed n ' and find two consecutive numbers , one less and the other greater than the altered number . Opposite the smaller ...
Page 36
... altered number = 3.14 16 1.7 72 = 3.1 3 29 first difference = 355 1.7 72 = 3.1 3 29 second difference = 87 355 ) 8 ... number been 314.16 , 3.1416 , .031416 , .00031416 , etc. the signifi- cant figures of the root would have been the ...
... altered number = 3.14 16 1.7 72 = 3.1 3 29 first difference = 355 1.7 72 = 3.1 3 29 second difference = 87 355 ) 8 ... number been 314.16 , 3.1416 , .031416 , .00031416 , etc. the signifi- cant figures of the root would have been the ...
Page 37
... altered number than there are in the two numbers of the table between which it falls , in this case five figures ... altered number becomes 4.9075 . The first difference is 4.92844.8841 = 443 ; the second difference is 4.9075 4.8841 234 ...
... altered number than there are in the two numbers of the table between which it falls , in this case five figures ... altered number becomes 4.9075 . The first difference is 4.92844.8841 = 443 ; the second difference is 4.9075 4.8841 234 ...
Page 38
... altered number is 6.241700 or 6.24170 , using but six figures , to correspond with the six figures of the table . Referring to the table , and looking in the columns headed n ' , the altered number is found to lie between 6.22950 and ...
... altered number is 6.241700 or 6.24170 , using but six figures , to correspond with the six figures of the table . Referring to the table , and looking in the columns headed n ' , the altered number is found to lie between 6.22950 and ...
Page 39
... number into periods of three figures each can be explained in the same manner as in the case of square root ; viz ... altered number . If there are more than six figures in the altered number , drop all after the sixth figure ...
... number into periods of three figures each can be explained in the same manner as in the case of square root ; viz ... altered number . If there are more than six figures in the altered number , drop all after the sixth figure ...
Common terms and phrases
12 inches altered number amperes Applying rule base belt block and tackle body boiler called center of gravity cipher circle circuit circumference conductor cube root cubic foot cubic inches cylinder decimal places decimal point denominator diametral pitch distance divided dividend divisor driven pulley driven wheel electricity electromotive force equal EXAMPLE.-What EXAMPLES FOR PRACTICE feet per minute foot foot-pounds formula fraction frustum gallons gear gear-wheel given number heat Hence horsepower inches in diameter iron kinetic energy length lever magnetic minuend motion multiplied number of revolutions number of teeth obtained ohms pipe piston pounds of water pounds per square pressure pulley pump quantity quotient ratio remainder resistance revolutions per minute rope screw shaft shown in Fig side SOLUTION square inch square root steam subtract surface temperature trial divisor triangle tube unit velocity volts volume weight whole numbers
Popular passages
Page 39 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Page 21 - A fraction is one or more of the equal parts of a unit...
Page 10 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq.
Page 19 - Rule.— I. Write the divisor at the left of the dividend, with a line between them.
Page 11 - 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 4 - Divide the continued product of the mean effective pressure in pounds per square inch, the length of the stroke in feet, the area of the piston in square inches, and the number of strokes per minute, by 33,000 ; the result will be the horsepower.
Page 59 - The terms of a ratio are the two numbers to be compared ; thus, in the above ratio, 20 and 4 are the terms. When both terms are considered together, they are called a couplet ; when considered separately, the first term is called the antecedent, and the second term the consequent. Thus, in the ratio 20 : 4, 20 and 4 form a couplet, and 20 is the antecedent, and 4 the consequent.
Page 3 - The pressure per unit of area exerted anywhere upon a mass of liquid is transmitted undiminished in all directions, and acts with the same force upon all surfaces, in a direction at right angles to those surfaces.
Page 62 - The first and fourth terms of a proportion are called the extremes, and the second and third terms, the means. Thus, in the foregoing proportion, 8 and 3 are the extremes and 4 and 6 are the means.
Page 11 - Every body continues in a state of rest, or of uniform motion in a straight line, unless it is compelled to change that state by a force impressed upon it.