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Worksheetsincandescent bulb
Total questions: 10
Worksheet time: 3mins
Protects the lamp and circuit by blowing in the filament arcs.
FUSE
BASE
BUTTON ROD
FILAMENT
Glass rod supports button
SUPPORTING WIRES
INERT GAS
BUTTON ROD
BASE
Molybdenum wires support the filament.
SUPPORTING WIRES
INERT GAS
BUTTON ROD
BASE
Glass is heated during manufacturing and support wires stuck into it.
BUTTON
BUTTON ROD
MICA DISC
STEM PRESS
Typical screw base is shown. One lead-in wire is soldered to the center contact and the other to the upper rim of the base shell. Made of brass.
EXHAUST TUBE
BASE
STEM PRESS
LEAD IN WIRES
It maybe a straight wire, a coil, or a coiled coil.
BASE
BULB
BUTTON
FILAMENT
These are made in various shapes and finishes.
BASE
BULB
BUTTON
FILAMENT
Usually a mixture of nitrogen and argon is used in most lamps of 40 watts or larger to retard evaporation of the filament.
BASE
BULB
FUSE
GAS
These kinds of lamps are generally used in photography and projection service.
LARGE LAMPS
MINIATURE LAMPS
PHOTOGRAPHIC LAMPS
LAMPS that normally used for interior and exterior general and task lighting.
LARGE LAMPS
MINIATURE LAMPS
PHOTOGRAPHIC LAMPS
