PhysicsAppleton, 1878 - 149 páginas |
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Página 14
... grains . Let us therefore try a 200 - grain weight , and you see that now the pointer points exactly in the middle , and the beam of the balance is exactly horizontal , showing that the weight of the metal is exactly 200 grains . THE ...
... grains . Let us therefore try a 200 - grain weight , and you see that now the pointer points exactly in the middle , and the beam of the balance is exactly horizontal , showing that the weight of the metal is exactly 200 grains . THE ...
Página 28
... grains , as you see , when Fig . 12 . we make the weighing in air . Let us now attach the substance to the right - hand scale - pan , and make the weighing in water . What is the result ? We find that actually it appears to have no ...
... grains , as you see , when Fig . 12 . we make the weighing in air . Let us now attach the substance to the right - hand scale - pan , and make the weighing in water . What is the result ? We find that actually it appears to have no ...
Página 29
... grains into the water , and you see the result . The scale - pan with the water having the sub- stance in it is now much too heavy , and I have to put 1,000 grains into the other in order to restore the balance . But this is precisely ...
... grains into the water , and you see the result . The scale - pan with the water having the sub- stance in it is now much too heavy , and I have to put 1,000 grains into the other in order to restore the balance . But this is precisely ...
Página 31
... grains this is its weight . Let us next weigh it in water , and we find that it now weighs only 18 grains , showing a loss of weight equal to I grain . Now this loss is equal to the weight of its own bulk of water , which is therefore I ...
... grains this is its weight . Let us next weigh it in water , and we find that it now weighs only 18 grains , showing a loss of weight equal to I grain . Now this loss is equal to the weight of its own bulk of water , which is therefore I ...
Página 62
... grain the heavier . Let me now suppose that I place myself upon a very delicate scale - pan , and while I am there , exactly counterpoised , let some water enter my ear . Of course I shall now be heavier than I was before . Suppose ...
... grain the heavier . Let me now suppose that I place myself upon a very delicate scale - pan , and while I am there , exactly counterpoised , let some water enter my ear . Of course I shall now be heavier than I was before . Suppose ...
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