PhysicsAppleton, 1878 - 149 páginas |
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... VIBRATING BODIES . What is Noise and what Music Sound can do work • It requires a medium ( Air ) to carry it Its ... vibrations in one second corresponding to any note • 47 97777 4 + · 40 52 53 42 54 · 43 54 44 54 45 56 46 57 59 HEATED ...
... VIBRATING BODIES . What is Noise and what Music Sound can do work • It requires a medium ( Air ) to carry it Its ... vibrations in one second corresponding to any note • 47 97777 4 + · 40 52 53 42 54 · 43 54 44 54 45 56 46 57 59 HEATED ...
Página 51
... of spending , but the energy of a head of water , or of any body which is high up , is like money in a bank , which we may draw out whenever we want it . 6 VIBRATING BODIES . 40. Sound . - A body that BODIES . ] 51 PHYSICS .
... of spending , but the energy of a head of water , or of any body which is high up , is like money in a bank , which we may draw out whenever we want it . 6 VIBRATING BODIES . 40. Sound . - A body that BODIES . ] 51 PHYSICS .
Página 52
... vibrating motion , just like motion . from place to place , denotes energy , and indeed the particles of a vibrating body are moving actively about from side to side ; if you try to stop them , they will give you a blow . If anything is ...
... vibrating motion , just like motion . from place to place , denotes energy , and indeed the particles of a vibrating body are moving actively about from side to side ; if you try to stop them , they will give you a blow . If anything is ...
Página 53
... vibrating body vibrates very quickly and deals the air a great number of blows in one second , the air will of course deal us just as many , and we shall hear a shrill high note . Thus you see a deep low note means a small number of ...
... vibrating body vibrates very quickly and deals the air a great number of blows in one second , the air will of course deal us just as many , and we shall hear a shrill high note . Thus you see a deep low note means a small number of ...
Página 54
... vibrating body , has in it a quantity of energy , of which it parts with some to the air , while the air in its turn parts with some to our ear . But if there be no air , there is nothing to carry to our ear the energy of the vibrating ...
... vibrating body , has in it a quantity of energy , of which it parts with some to the air , while the air in its turn parts with some to our ear . But if there be no air , there is nothing to carry to our ear the energy of the vibrating ...
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