The University Arithmetic: Embracing the Science of Numbers, and Their Numerous ApplicationsA.S. Barnes & Company, 1850 - 408 Seiten |
Im Buch
Ergebnisse 1-5 von 5
Seite 353
... Pulley , the Wheel and Axle , the Inclined Plane , the Wedge , and the Screw . 352. To understand the power of a machine , four things must be considered . 1st . The power or force which acts . This consists in the efforts of men or ...
... Pulley , the Wheel and Axle , the Inclined Plane , the Wedge , and the Screw . 352. To understand the power of a machine , four things must be considered . 1st . The power or force which acts . This consists in the efforts of men or ...
Seite 355
... librium of the levers ? In a lever of the first kind , will the weight increase or diminish the power ? How will it be in the two other kinds ? OF THE PULLEY . 357. The pulley is a wheel OF THE MECHANICAL POWERS . 355.
... librium of the levers ? In a lever of the first kind , will the weight increase or diminish the power ? How will it be in the two other kinds ? OF THE PULLEY . 357. The pulley is a wheel OF THE MECHANICAL POWERS . 355.
Seite 356
... pulleys . When the pulley is fixed , it does not increase the power which is applied to raise the weight , but merely changes the direction in which is acts . 359. A moveable pulley gives a mechan- ical advantage . Thus , in the moveable ...
... pulleys . When the pulley is fixed , it does not increase the power which is applied to raise the weight , but merely changes the direction in which is acts . 359. A moveable pulley gives a mechan- ical advantage . Thus , in the moveable ...
Seite 357
... pulley to pulley . EXAMPLES . 1. In a single immoveable pulley , what power will support a weight of 60 lbs . ? 2. In a single moveable pulley , what power will support a weight of 80 lbs . ? 3. In two moveable pulleys with 5 cords ...
... pulley to pulley . EXAMPLES . 1. In a single immoveable pulley , what power will support a weight of 60 lbs . ? 2. In a single moveable pulley , what power will support a weight of 80 lbs . ? 3. In two moveable pulleys with 5 cords ...
Seite 359
... pulley to the weight be parallel to the length of the plane AB , the power P , will balance the weight W , when P : W :: height BC : length AB . It is evident that the power ought to be less than the weight , since a part of the weight ...
... pulley to the weight be parallel to the length of the plane AB , the power P , will balance the weight W , when P : W :: height BC : length AB . It is evident that the power ought to be less than the weight , since a part of the weight ...
Inhalt
99 | |
105 | |
112 | |
128 | |
135 | |
141 | |
149 | |
155 | |
162 | |
168 | |
175 | |
184 | |
190 | |
196 | |
265 | |
273 | |
282 | |
288 | |
296 | |
303 | |
309 | |
315 | |
326 | |
333 | |
339 | |
345 | |
351 | |
361 | |
Andere Ausgaben - Alle anzeigen
Häufige Begriffe und Wortgruppen
acre altitude amount annexed arithmetical avoirdupois barrels bill bushel called cent per annum ciphers circulating decimals cloth cost common denominator common difference composite number compound interest contain cube root decimal fraction decimal places denominate numbers diameter discount dividend division dollars equal exact 9's exact number EXAMPLES excess of 9's exchange expressed feet figures find the interest four fourth gallons give given number greatest common divisor Hence hogshead hundred hundredths improper fraction least common multiple less lowest terms merchant miles mills minuend mixed number multiplicand Multiply number of days number of terms OPERATION paid payment pence pound premium present value prime factors principal proper fraction proportion pulley QUEST.-What quotient Reduce remainder repetend shillings solid square root subtract tare tens third thousandths troy troy weight units vulgar fraction weight whole number wine yards of cloth
Beliebte Passagen
Seite 38 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds.
Seite 37 - Thirty days hath September, April, June, and November ; All the rest have thirty-one, Except the second month alone, Which has but twenty-eight, in fine, Till leap year gives it twenty-nine.
Seite 287 - THE CONDITION of the above obligation is such, that if the above bounden James Wilson, his heirs, executors, or administrators, shall well and truly pay or cause to be paid, unto the above named John Pickens, his executors, administrators, or assigns, the just and full sum of Here insert the condition.
Seite 118 - To reduce an improper fraction to a whole or mixed number, Divide the numerator by the denominator.
Seite 69 - The number arising from taking the multiplicand as many times as there are units in the multiplier, is called the product.
Seite 270 - Multiply each payment by the time before it becomes due, and divide the sum of the products by the sum of the payments : the quotient will be the mean time.
Seite 340 - The area or contents of a triangle is equal to half the product of its base by its altitude (Bk.
Seite 114 - The least common multiple of two or more numbers, is the least number which they will separately divide without a remainder.
Seite 163 - When a decimal number is to be divided by 10, 100, 1000, &c., remove the decimal point as many places to the left as there are ciphers in the divisor, and if there be not figures enough in the number, prefix ciphers.
Seite 211 - The first term is equal to the product of the second and third terms, divided by the fourth term.