A Treatise on DynamicsBell and Company, 1893 - 448 páginas |
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Página 47
... weight of a body for instance is the force of the action of gravity upon it , and is found experimentally to be proportional to the mass or to the quantity of matter in the body . Experiments cannot be made with particles , such as we ...
... weight of a body for instance is the force of the action of gravity upon it , and is found experimentally to be proportional to the mass or to the quantity of matter in the body . Experiments cannot be made with particles , such as we ...
Página 50
... weight of a body , and g the acceleration of a falling body , it follows that W = mg . From this it appears if we take a pound as the unit of mass , the weight of a pound is g units of force , so that , g being 32.2 when a foot and a ...
... weight of a body , and g the acceleration of a falling body , it follows that W = mg . From this it appears if we take a pound as the unit of mass , the weight of a pound is g units of force , so that , g being 32.2 when a foot and a ...
Página 62
... weights connected by a fine string passing over a smooth fixed pulley . If m , m ' be the masses , T the tension of the string and x the distance of m from the pulley , mx = mg — T , - and similarly a being the distance of the other weight ...
... weights connected by a fine string passing over a smooth fixed pulley . If m , m ' be the masses , T the tension of the string and x the distance of m from the pulley , mx = mg — T , - and similarly a being the distance of the other weight ...
Página 73
... weight , mass μ , to any point of the ascending string . The mass μ , having no momentum before it is attached , acquires momentum instantaneously , and if m be the descend- ing body its motion is suddenly checked , while the IMPACT OF ...
... weight , mass μ , to any point of the ascending string . The mass μ , having no momentum before it is attached , acquires momentum instantaneously , and if m be the descend- ing body its motion is suddenly checked , while the IMPACT OF ...
Página 75
... weight of the coil , the pressure on the table is three times the weight of the coil . 76. One end , B , of a heavy uniform chain hangs over a small pulley A , and the other is coiled up on a table at C ; if B preponderate it is ...
... weight of the coil , the pressure on the table is three times the weight of the coil . 76. One end , B , of a heavy uniform chain hangs over a small pulley A , and the other is coiled up on a table at C ; if B preponderate it is ...
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Términos y frases comunes
acting forces action angular momentum axes ball body centre of force centre of gravity chain circle circular component constant coordinates cos² curve cycloid described determine the motion diameter direction of motion disc distance ds ds Edition elastic string ellipse equal equations of motion equilibrium Fcap fixed point given h₁ heavy particle Hence hodograph horizontal plane hyperbola impulses inclination initial instant kinetic energy latus rectum mass moment of inertia momenta natural length normal obtain orbit parabola particle moves path perpendicular point moves position prove radius of curvature radius vector relative revolve ring rotation shew sin² smooth horizontal plane sphere straight line surface Taking tangent tension time-flux tube uniform angular velocity uniformly vertex vertical plane weight
Pasajes populares
Página 48 - Every body continues in its state of rest or of uniform motion in a straight line, except in so far as it may be compelled by impressed forces to change that state.