CHE SIGNIFICA PITHBALL IN INGLESE
definizione di pithball nel dizionario inglese
La definizione di pithball nel dizionario è una piccola palla di midollo che è stata sospesa su un filo e indica la presenza e la forza della carica elettrica in un oggetto vicino o toccandolo. Il midollo è stato utilizzato perché è un materiale leggero e non conduttivo.
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10 LIBRI IN INGLESE ASSOCIATI CON «PITHBALL»
Scopri l'uso di
pithball nella seguente selezione bibliografica. Libri associati con
pithball e piccoli estratti per contestualizzare il loro uso nella letteratura.
1
The Pocket Idiot's Guide to Physics
The electroscope will indicate that a charge has been placed on the knob and
conducted to the rest of the conducting parts, including the leaves, when the
leaves spread apart. Another good detector of static charge is the pithball
electroscope.
2
English Mechanic and World of Science
Therefore the pithball will be free to move in the opposite direction, being
apparently repelled from the glass, although attraction in the opposite direction is
the real phenomenon. If a charge is brought near the pithball, it is clear that the
lines of ...
Year Inventor Type Features 1753 'C. M.' Electrostatic 26 wires; pithball detector
1767 Joseph Bozolus Electrostatic Spark detector 1773 L. Odier Electrostatic
Multi-wire 1774 Georges Le Sage Electrostatic 24 wires; pithball detector 1777 ...
Part A of the diagram shows a neutral or uncharged pith- ball, part B an internally
displaced (charged) or "polarized" pithball. The reason for the initial attraction
between the charged rubber rod and the neutral pithball is thus made evident.
5
Delphi Complete Works of Harriet Beecher Stowe (Illustrated):
Attach to ita common pithball electrometer,andthen let yourmedium place
hishandsupon the board. Ifelectricity equal totheforceeven of asmallfraction of a
grain passesfrom the medium totheboard, the pithball, to that extent, willbe
deflected ...
Harriet Beecher Stowe,
2014
6
The Story of Electricity
John Forbes Munro. A glass rod when rubbed with a silk handkerchief becomes,
as we have seen, highly electric, and will attract a pithball (fig. 2). Moreover, if we
substitute the handkerchief for the rod it will also attract the ball (fig. 3). Clearly ...
7
Development of concepts of physics: from the rationalization ...
M/hen a spark jumps through air between a charged rod to an uncharged pithball
, ter is found to have acquired a charge. The implication is that the air became :
ting, and that the spark was somehow a mechanism for the transfer of charge ...
8
The physics of medical radiography
In practice one could not achieve such a measurement because the rapid
response required of the pithball would demand that it be inertialess. That means
that we would need a pithball without mass. We don't have any. Now, as a matter
of ...
Arthur Ridgway, Walter Thumm,
1968
9
The Philosophical Magazine and Journal: Comprehending ...
... the machine was put in action till the charge was restored to its original
intensity ;—secondly, that the pithball and gold-leaf electrometers were placed in
such situations as to be out of the influence of the charged jar ;—thirdly, that the
balls of ...
10
The Philosophical Magazine: Comprehending the Various ...
... follow—precisely itt the same manner asa suspended pithball will continue to
play between two jars differently electrified, attracted to one, repelled from that
and attracted to the other, so long as there remains contrariety of power in thejars
.