 | Augustus Jay Du Bois - Mechanics, Analytic - 1894 - 414 pages
...force along the line of the displacement. If the projection of the displacement AM along the force is in the direction of the force, the force is said to do work. In this case the angle 'i is acute and W in equation (1) is positive. If the projection of the displacement... | |
 | Augustus Jay Du Bois - Mechanics, Analytic - 1894 - 420 pages
...force along the line of tlie displacement. If the projection of the displacement A\n along the force is in the direction of the force, the force is said to do u;ork. In this case the angle 0 is acute and Win equation (1) is positive. If the projection of the... | |
 | Edward Leamington Nichols, William Suddards Franklin - Physics - 1895 - 252 pages
...the instantaneous axis. 83. Work and energy. — Whenever the point of application of a force moves in the direction of the force, the force is said to do work. Let x be the displacement of a particle in the direction of a force F acting on it ; then the work... | |
 | William Elwood Byerly - Differential calculus - 1895 - 88 pages
...metres. 27. If the point of application of a constant force of / pounds moves a distance of x feet in the direction of the force, the force is said to do fx foot-pounds of work. If the X force is variable the work done is equal to / f.dx foot-pounds. o... | |
 | Thomas Wallace Wright - Mechanics - 1896 - 418 pages
...equation and then the equation itself. 184. Work.— When a particle acted on by a force is displaced in the direction of the force, the force is said to do work in moving the particle, and the work done, depending both on the force and the displacement, is expressed... | |
 | Edward Leamington Nichols, William Suddards Franklin - Physics - 1898 - 250 pages
...• g. WORK AND ENERGY. 73. Work and energy. — Whenever the point of application of a force moves in the direction of the force, the force is said to do ivork. The work W done by a force F in pulling a body through a distance d is W = Fd. (40) If F and... | |
 | Thomas Wallace Wright - Mechanics - 1906 - 418 pages
...equation and then the equation itself. 184. Work.— When a particle acted on by a force is displaced in the direction of the force, the force is said to do work in moving the particle, and the work done, depending both on the force and the displacement, is expressed... | |
 | Harold Albert Wilson - Physics - 1915 - 430 pages
...Experimental Mechanics, Sir R. Ball. CHAPTEK V WORK AND ENERGY WHEN a force acts on a body and the body moves in the direction of the force, the force is said to do work. The work done is equal to the product of the force into the distance through which it acts. If w denotes... | |
 | James Ellsworth Boyd - Mechanical engineering - 1917 - 404 pages
...the elastic limit. 11. Work and Resilience. — When a force acts on a body and motion takes place in the direction of the force, the force is said to do work. The distance which the point of application moves is called the displacement. The work done by a constant... | |
 | James Ellsworth Boyd - Strength of materials - 1924 - 456 pages
...the elastic limit. 11. Work and Resilience. — When a force acts on a body and motion takes place in the direction of the force, the force is said to do work. The distance which the point of application moves is called the displacement. The work done by a constant... | |
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When a force acts on a body and motion takes place in the direction of the force, the force is said to do work. 