The Practical Model Calculator, for the Engineer, Mechanic, Machinist, Manufacturer of Engine-work, Naval Architect, Miner, and Millwright |
Other editions - View all
Common terms and phrases
air-pump angle avoirdupois axis beam body boiler breadth calculated cast iron centre of gravity centripetal forces circle circumference column constant cosine crank cross-head cube root cubic feet cubic foot cubic inches cylinder in inches decimal degrees denominator depth diameter of cylinder difference discharge displacement distance ditto divide the product divisor effect elastic force equal find the diameter foot formula fraction frustum gibs and cutter give given number half Hence horizontal Hot Blast immersed inches diameter inches of mercury length lever load-water line locomotive engine logarithm motion Multiply the diameter Multiply the square nearly nominal horse power orifice perpendicular pitch plane pressure Prop proportion quotient radius ratio revolutions revolutions per minute revolving secant shaft side side rod solidity specific gravity square feet square inch square root subtract Suppose tangent temperature thickness triangle valve velocity versed sine vis viva weight wheel
Popular passages
Page 18 - Operations with Fractions A) To change a mixed number to an improper fraction, simply multiply the whole number by the denominator of the fraction and add the numerator.
Page 10 - Los números cardinales 0: zero 1: one 2: two 3: three 4: four 5: five 6: six 7: seven 8: eight 9: nine 10: ten 11: eleven 12: twelve 13: thirteen 14: fourteen 15: fifteen 16: sixteen 17: seventeen 18: eighteen 19: nineteen 20: twenty...
Page 238 - To ascertain the nominal power by this method, multiply the square of the diameter of the cylinder in inches by the cube root of the stroke in feet, and divide the product by 47 ; the quotient is the number of nominal horses power of the engine...
Page 133 - Practical, Short, and Direct Method of Calculating the Logarithm of any given Number and the Number corresponding to any given Logarithm," discovered by Oliver Byrne, the author of the present work.
Page 19 - To reduce fractions of different denominators to equivalent fractions having a common denominator. RULE.! Multiply each numerator into all the denominators except its own for a new numerator, and all the denominators together for a common denominator.
Page 6 - TABLE. 20 grains (gr.) make 1 scruple, sc. or 9. 3 scruples " 1 dram, dr. or 3. .8 drams " 1 ounce, oz. or §. 12 ounces
Page 152 - Multiply the square of the diameter of the cylinder in inches by the length of the stroke in inches, and by 171; and divide the product by the diameter of the driving-wheels in feet.
Page 24 - RULE. Divide as in whole numbers, and from the right hand of the quotient point off as many places for decimals as the decimal places in the dividend exceed those in the divisor.
Page 27 - Multiply each term in the multiplicand, beginning at the lowest, by the feet in the multiplier, and write...
Page 44 - If the errors are alike, divide the difference of the products by the difference of the errors, and the quotient will be the answer.