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Page 490
... force is proportional to the velocity of the pendulum . In practice , the required resisting force is exerted by a special device called a damper . An air damp- er produces its resisting force by the use of a piston moving in a cylinder ...
... force is proportional to the velocity of the pendulum . In practice , the required resisting force is exerted by a special device called a damper . An air damp- er produces its resisting force by the use of a piston moving in a cylinder ...
Page 828
... force in relation to structure . It has also been shown that the speed at which the force is applied affects the breaking point . The primary stresses may be classified as compression , tension , and shear . Combinations of these may ...
... force in relation to structure . It has also been shown that the speed at which the force is applied affects the breaking point . The primary stresses may be classified as compression , tension , and shear . Combinations of these may ...
Page 1053
... Forces between ions are called Coulomb forces and are characterized by their long range ; the force ( F ) between two ions is inversely proportional to the square of the distance between them -i.e. , F varies as 1 / r2 . Noncoulombic ...
... Forces between ions are called Coulomb forces and are characterized by their long range ; the force ( F ) between two ions is inversely proportional to the square of the distance between them -i.e. , F varies as 1 / r2 . Noncoulombic ...
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