Shop Mathematics, Τόμος 1McGraw-Hill, 1931 |
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Σελίδα 58
... pounds of water 264.2 gallons 1 cubic foot Units of Weight = 3.785 liters = .94625 liter = 28.317 liters .0022 pound = 2.2046 pounds 1 pound 1 ounce ( avoirdupois ) = 453.6 grams = 28.35 grams 1 sq . meter = = = 1 sq . = 1 sq . foot ...
... pounds of water 264.2 gallons 1 cubic foot Units of Weight = 3.785 liters = .94625 liter = 28.317 liters .0022 pound = 2.2046 pounds 1 pound 1 ounce ( avoirdupois ) = 453.6 grams = 28.35 grams 1 sq . meter = = = 1 sq . = 1 sq . foot ...
Σελίδα 185
... pounds to be transmitted per minute . Foot - pounds per minute = 33,000 X H If we know the velocity in feet per minute , we can divide the foot - pounds per minute by the velocity ; the quotient will be the force or the effective pull ...
... pounds to be transmitted per minute . Foot - pounds per minute = 33,000 X H If we know the velocity in feet per minute , we can divide the foot - pounds per minute by the velocity ; the quotient will be the force or the effective pull ...
Σελίδα 192
... pounds per square inch . A = area of piston in square inches . L = length of stroke in feet . N number of working strokes per minute . = PX A total pressure on piston . = PX AXL foot - pounds of work done per stroke . = PXAXLX N = foot - ...
... pounds per square inch . A = area of piston in square inches . L = length of stroke in feet . N number of working strokes per minute . = PX A total pressure on piston . = PX AXL foot - pounds of work done per stroke . = PXAXLX N = foot - ...
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ARTICLE | 1 |
Improper fractions | 7 |
Reduction to lower terms | 13 |
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amount Answer Antilog belt block boiler bolt brake horsepower Calculate castings cent Centigrade centimeters ciphers circle circumference common fraction cutting speed cylinder decimal places decimal point denominator diameter dimes distance divide dividend division dollar efficiency emery wheel equal Example Explanation Fahrenheit feet figure foot force arm formula given heat hoist horsepower improper fraction inclined plane indicated jackscrew lathe lead screw length lever lifted line shaft load logarithmic scale logarithms machine mantissa measure mechanical advantage meter minute mixed number multiply number of teeth pipe piston pounds pressure Problem pull pulley pump quotient raised ratio reduced revolutions per minute rope scale shown in Fig slide rule square inch square root steam engine steel stress stroke subtract surface speed tank temperature threads per inch trial divisor unit volume weight arm whole number width