A System of Mechanical Philosophy, Bindi 4J. Murray, 1822 - 50 síður |
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Síða 218
... polarity of the needle . But the difficulty was to discover in what proportion each of those forces was changed by their obliquity of action on this little lever . No man excelled Mr. Lambert in address in devising methods of ...
... polarity of the needle . But the difficulty was to discover in what proportion each of those forces was changed by their obliquity of action on this little lever . No man excelled Mr. Lambert in address in devising methods of ...
Síða 228
... POLARITY is sufficiently expres- sive of the phenomenon ; and as it has come into general use , we shall abide by it . 259. It is not so easy to give a general , and at the same time precise , measure of the directive power of A and ...
... POLARITY is sufficiently expres- sive of the phenomenon ; and as it has come into general use , we shall abide by it . 259. It is not so easy to give a general , and at the same time precise , measure of the directive power of A and ...
Síða 229
... polarity of B , are increased , 1. By increasing the strength of one or both of the mag- nets . This is evident , 2. By diminishing the distance of the magnets . For this , by increasing the sum of M m and P p more than the sum of N n ...
... polarity of B , are increased , 1. By increasing the strength of one or both of the mag- nets . This is evident , 2. By diminishing the distance of the magnets . For this , by increasing the sum of M m and P p more than the sum of N n ...
Síða 230
... polarity of B to its ten- dency to A , is increased by diminishing the length of B. For it is plain , that by ... polarities to both , its tendency to A will be less than its tendency to C It may even be less in any ratio we please , by ...
... polarity of B to its ten- dency to A , is increased by diminishing the length of B. For it is plain , that by ... polarities to both , its tendency to A will be less than its tendency to C It may even be less in any ratio we please , by ...
Síða 231
... polarity of B is vastly greater than its tendency to A. It may have a great pola- rity when its tendency is insensible . દ The ratio of the polarity to the attraction also increases by increasing the distance of the magnets while their ...
... polarity of B is vastly greater than its tendency to A. It may have a great pola- rity when its tendency is insensible . દ The ratio of the polarity to the attraction also increases by increasing the distance of the magnets while their ...
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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