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" U equal to their sum. Prop. 3. If two forces acting perpendicularly on a straight lever in opposite directions and on the same side of the fulcrum balance each other, they are inversely as their distances from the fulcrum ; and the pressure on the fulcrum... "
The Cambridge course of elementary natural philosophy, being the ... - Σελίδα 7
των John Charles Snowball - 1838 - 81 σελίδες
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The Christian remembrancer; or, The Churchman's Biblical ..., Τόμος 22

1840
...density will produce the same effect hy its weight as if it were collected at its middle point. Prop. 2. If two weights acting perpendicularly on a straight lever on opposite sides of the fulcrum halance each other, they are inversely as their distances from the fulcrum l and the pressure on the...

Mathematical Problems and Examples, Arranged According to Subjects, from the ...

1836 - 335 σελίδες
...beams. 86. Graduate the common steelyard. 87. Find the centre of gravity of a semi-parabola. 1832 88. If two weights acting perpendicularly on a straight...sides of the fulcrum balance each other, they are to one another inversely as their distances from the fulcrum. 89. Find the force requisite to draw...

The Mechanical Euclid: Containing the Elements of Mechanics and Hydrostatics ...

William Whewell - 1837 - 182 σελίδες
...upon its middle point, the pressure upon the fulcrum is equal to the weight of the prism. * PROP. III. If two weights, acting perpendicularly on a straight lever on opposite sides of the fulcrum, are inversely as their distances from the fulcrum, they will balance each other ; and the pressure...

The British Annals of Education for ...: Being The Scholastic ..., Τόμος 1

1844
...two forces, acting perpendicularly on a straight lever in opposite directions, and on the same side of the fulcrum, balance each other, they are inversely...fulcrum ; and the pressure on the fulcrum is equal to the difference of the forces. 3. Define component and resultant forces. If the adjacent sides of a...

The examinations for the degree of bachelor of arts, Jan., 1847

Cambridge univ, exam. papers - 1847 - 80 σελίδες
...half-past Three. SECOND DIVISION— (A) 1. DEFINE Force, and explain how it is measured in Statics. 2. If two weights acting perpendicularly on a straight...are inversely as their distances from the fulcrum ; aud the pressure at the fulcrum is equal to their sum. 3. If the adjacent sides of a parallelogram...

An Elementary Treatise on Mechanics: Intended for the Use of Colleges and ...

William Whewell - 1847 - 191 σελίδες
...R + P and P, that is of Q and P; and is in the direction of the greater, Q. larly on the same side of the fulcrum, balance each other, they are inversely as their distances from the fulcrum. 44. When material levers are used, the two forces which have been spoken of, as balancing each other...

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University of Cambridge - 1849
...If two forces acting perpendicularly on a straight lever in opposite directions and on the same side of the fulcrum balance each other, they are inversely...fulcrum ; and the pressure on the fulcrum is equal to the difference of the forces. Prop. 4. To explain the kind of levers. Prop. 5. If two forces acting...

Five Years in an English University, Τόμος 2

Charles Astor Bristed - 1852
...\/^~ &tfW. J/'tf'b* \ " 18. Give a definition of force, and state how it is measured in Statics. 19. If two weights acting perpendicularly on a straight...are inversely as their distances from the fulcrum. 20. Four weights, 3, 5, 7, 9, are disposed at equal distances along a straight lever ; find the position...

Cambridge examination papers: a suppl. to the University calendar, 1856-59

Cambridge univ, exam. papers - 1856
...thermometer with that of Fahrenheit's. FRIDAY, January 16, 1857. Щ to 3J. SECOND DIVISION (A.) 1. IP two weights acting perpendicularly on a straight lever...other, they are inversely as their distances from their fulcrum; and the pressure on the fulcrum is equal to their sum. The pressure upon the fulcrum...

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University of Cambridge - 1864
...density will produce the same effect by its weight as if it were collected at its middle point. Prop. 2. If two weights acting perpendicularly on a straight...from the fulcrum ; and the pressure on the fulcrum U equal to their sum. Prop. 3. Tf two forces acting perpendicularly on a straight lever in opposite...




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