A System of Mechanical Philosophy, Bindi 4J. Murray, 1822 - 50 síður |
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Niðurstöður 1 - 5 af 94
Síða 43
... needle when set on a glass point , rounded in the flame of a lamp . More artifi- cial needles may be made of some light wood , having small cork balls at the ends , all gilt and polished , and turning , in like manner , on glass stalks ...
... needle when set on a glass point , rounded in the flame of a lamp . More artifi- cial needles may be made of some light wood , having small cork balls at the ends , all gilt and polished , and turning , in like manner , on glass stalks ...
Síða 50
... needles of gilt card , set on its pivot , and if we then approach it with another conducting body , in the manner represented by E and C of fig . 6. we shall observe that end of the needle to avoid the other body ; but if we bring them ...
... needles of gilt card , set on its pivot , and if we then approach it with another conducting body , in the manner represented by E and C of fig . 6. we shall observe that end of the needle to avoid the other body ; but if we bring them ...
Síða 52
... needle quickly arranges itself in the line joining the two spheres , just as a magnetic needle will do when placed be- tween two magnets whose dissimilar poles front each other . Any gentle force will derange the needle ; but it will vi ...
... needle quickly arranges itself in the line joining the two spheres , just as a magnetic needle will do when placed be- tween two magnets whose dissimilar poles front each other . Any gentle force will derange the needle ; but it will vi ...
Síða 53
... needle with a positive and negative pole . If two small insulated balls are moderately electrified and placed about six inches asunder , this needle , when carried round them , will arrange itself exactly as a magnetic needle does when ...
... needle with a positive and negative pole . If two small insulated balls are moderately electrified and placed about six inches asunder , this needle , when carried round them , will arrange itself exactly as a magnetic needle does when ...
Síða 54
... needle , which should have two poles , and exhibit a set of phenomena resembling those of magnetism . Accordingly he , in some measure , succeeded , by keeping the globes con- tinually electrified for several hours , till the wax was ...
... needle , which should have two poles , and exhibit a set of phenomena resembling those of magnetism . Accordingly he , in some measure , succeeded , by keeping the globes con- tinually electrified for several hours , till the wax was ...
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Common terms and phrases
action angle appear arch axis balance ball beats body canal centre coating concord conductor constipated cord curve cylinder Daniel Bernoulli degree density diameter diminished dipping needle direction distance effect elec electric fluid electrified electrometer electrophorus equal experiments explain farther force give glass globe greater harmony harpsichord headsails impulse inches increase length limma loadstone magnet major third manner mean tones motion moveable musical natural natural density nearly needle north pole observed octave overcharged pallet particle pendulum perfect perpendicular phenomena piece of iron pipe plate polarity position precisely produced proportion pulses quantity ratio reader redundant fluid redundant matter repel round sails scapement sensible shew ship side sound south pole stratum string suppose surface temperament tetrachords theory tion tooth touch tricity trumpet tune undercharged undulations velocity vibrations wheel whole wind wire