- The
electroscope is an
early scientific instrument used to
detect the
presence of
electric charge on a body. It
detects charge by the
movement of a test...
- be
demonstrated using a gold-leaf
electroscope,
which is an
instrument for
detecting electric charge. The
electroscope is
first discharged, and a charged...
- instrument, the
electroscope,
works on
similar principles but only
indicates the
relative magnitudes of
voltages or charges. The gold-leaf
electroscope was one...
-
ultraviolet light, on
charged bodies.
Hallwachs connected a zinc
plate to an
electroscope. He
allowed ultraviolet light to fall on a
freshly cleaned zinc plate...
-
close proximity to an
electroscope would discharge a
positively charged electroscope, but not a
negatively charged electroscope. In 1880,
Thomas Edison...
- frog's leg galvanoscope, frog galvanometer,
rheoscopic frog, and frog
electroscope. The
device is
properly called a
galvanoscope rather than galvanometer...
- a gold-leaf
electroscope, but
modern demonstrations often use a
modern electrometer because it is far more
sensitive than an
electroscope, can distinguish...
-
quartz fiber dosimeter is a
rugged form of a
device called a
Lauritsen electroscope. It
consists of a
sealed air-filled
cylinder called an
ionization chamber...
- The
telectroscope (also
referred to as '
electroscope') was the
first conceptual model of a
television or
videophone system. The term was used in the 19th...
-
measured by a
number of means, an
early instrument being the gold-leaf
electroscope,
which although still in use for
classroom demonstrations, has been su****ded...
