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Foundations of Wireless and Electronics, 10th Edition
book

Foundations of Wireless and Electronics, 10th Edition

by M. G. Scroggie, S. W. Amos
October 2013
Intermediate to advanced content levelIntermediate to advanced
570 pages
27h 46m
English
Newnes
Content preview from Foundations of Wireless and Electronics, 10th Edition
54
is reckoned
in
volts (V).
Q/Vis
called
the
capacitance
(Q
between
A
and
B, and its
unit
is the
farad (F).
To
make
the
electrons move from
A
to Β
against
the p.d.
created
by the
separation
of the
charges
we
need
an e.m.f. (E)
which
is
reckoned
in
terms
of the p.d. it is
able
to
counteract,
so its
unit also
is the
volt.
The p.d. is
always tending
to
restore
the
charge
to the
normal uncharged state,
and if it is
allowed
to
do so the
electrical energy stored
in C is
released. That energy
is
equal
to the
effort (called work) that
the
source
of e.m.f. had to do in
order
to
charge
C.
Because energy
and
work, like income
and
expenditure,
are th
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Publisher Resources

ISBN: 9781483105574