Shop Mathematics ...: Shop arithmeticMcGraw-Hill book Company, 1912 |
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Σελίδα 26
... pistons at 25 cents each ? $ .25 48 200 100 $ 12.00 , Answer . Explanation : The 25 cents is put down as $ .25 . The multiplication of 25 by 48 is performed as usual . Then the decimal point is placed in the product to separate the ...
... pistons at 25 cents each ? $ .25 48 200 100 $ 12.00 , Answer . Explanation : The 25 cents is put down as $ .25 . The multiplication of 25 by 48 is performed as usual . Then the decimal point is placed in the product to separate the ...
Σελίδα 145
... piston and pushes the piston toward the other end of the cylinder . Meanwhile , the valve is moved to the other end of the valve chest . The opera- tion is then reversed and the piston is pushed back to the starting- point . It has thus ...
... piston and pushes the piston toward the other end of the cylinder . Meanwhile , the valve is moved to the other end of the valve chest . The opera- tion is then reversed and the piston is pushed back to the starting- point . It has thus ...
Σελίδα 146
... piston area in square inches , we will have the average total pressure or force exerted during one stroke . Now ... piston in square inches . L = Length of stroke in feet . N = Number of working strokes per minute . PXA Total pressure on ...
... piston area in square inches , we will have the average total pressure or force exerted during one stroke . Now ... piston in square inches . L = Length of stroke in feet . N = Number of working strokes per minute . PXA Total pressure on ...
Σελίδα 147
... piston is expressed in square inches , because the pressure is given in pounds per square inch ; but that the stroke is reduced to feet because we measure work in foot - pounds and , consequently , must express in feet the distance ...
... piston is expressed in square inches , because the pressure is given in pounds per square inch ; but that the stroke is reduced to feet because we measure work in foot - pounds and , consequently , must express in feet the distance ...
Σελίδα 149
... piston is about 33 lb. Most air compressors are double acting , though there are many small single acting ones . Example : A double acting 12 in . by 14 in . air compressor is running 150 R. P. M. It is supplying air at 100 lb. and the ...
... piston is about 33 lb. Most air compressors are double acting , though there are many small single acting ones . Example : A double acting 12 in . by 14 in . air compressor is running 150 R. P. M. It is supplying air at 100 lb. and the ...
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Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
allowable Answer belt bolt calculate cast iron Centigrade cents cipher circle circumference common denominator common fraction compression countershaft Cube root root Cube Square Cube cubic cutting speed cylinder decimal places decimal point diameter dimes distance divide dividend division divisor dollar driven efficiency emery wheel equal Example exerted expansion Explanation Fahrenheit feet figure foot-pounds formula gear given gives heat Hence hoist horse-power hydraulic improper fraction inclined plane large piston lathe lead screw length lever lifted lineshaft machine mean effective pressure mechanical advantage mixed number move the decimal multiply necessary numbers of teeth piece pipe PROBLEMS pull pulley pump pyrometer quotient raised ratio reduced revolutions per minute rope shaft sheave shown in Fig specific gravity Square Cube root Square Cube Square square inch square root steam engine steel stress stroke subtract tank temperature thermometer threads water pressure whole number
Δημοφιλή αποσπάσματα
Σελίδα 59 - In any proportion, the product of the means is equal to the product of the extremes.
Σελίδα 87 - Put another way, if you construct squares on the edges of a right-angled triangle, the area of the square on the hypotenuse is equal to the sum of the areas of the squares on the other two sides.
Σελίδα 60 - Solve by knowing that the product of the means equals the product of the extremes...
Σελίδα 7 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 37 - If there are more decimal places in the divisor than in the dividend, what do you do ? What will the figures of the quotient then be ? § 132.
Σελίδα 36 - Subtract the number of decimal places in the divisor from the number of decimal places in the dividend, and point off as many decimal places in the quotient as there are units in the remainder thus found.
Σελίδα 144 - MEP in pounds per square inch; A = area of piston in square inches; L = length of stroke in feet ; N= number of working strokes per minute.
Σελίδα 35 - To divide by 10, move the decimal point one place to the left. To divide by 100, move the decimal. point two places to the left, and so on for other powers of 10.
Σελίδα 3 - An Improper Fraction is one whose numerator is equal to, or greater than, the denominator; as, f, f.
Σελίδα 100 - No. Square Cube Square root Cube root No. Square Cube Square root Cube root 1 1 1 1.