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incandescent bulb

Total questions: 10

Worksheet time: 3mins

Name
Class
Date
1.

Protects the lamp and circuit by blowing in the filament arcs.

a)

FUSE

b)

BASE

c)

BUTTON ROD

d)

FILAMENT

2.

Glass rod supports button

a)

SUPPORTING WIRES

b)

INERT GAS

c)

BUTTON ROD

d)

BASE

3.

Molybdenum wires support the filament.

a)

SUPPORTING WIRES

b)

INERT GAS

c)

BUTTON ROD

d)

BASE

4.

Glass is heated during manufacturing and support wires stuck into it.

a)

BUTTON

b)

BUTTON ROD

c)

MICA DISC

d)

STEM PRESS

5.

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.

a)

EXHAUST TUBE

b)

BASE

c)

STEM PRESS

d)

LEAD IN WIRES

6.

It maybe a straight wire, a coil, or a coiled coil.

a)

BASE

b)

BULB

c)

BUTTON

d)

FILAMENT

7.

These are made in various shapes and finishes.

a)

BASE

b)

BULB

c)

BUTTON

d)

FILAMENT

8.

Usually a mixture of nitrogen and argon is used in most lamps of 40 watts or larger to retard evaporation of the filament.

a)

BASE

b)

BULB

c)

FUSE

d)

GAS

9.

These kinds of lamps are generally used in photography and projection service.

a)

LARGE LAMPS

b)

MINIATURE LAMPS

c)

PHOTOGRAPHIC LAMPS

10.

LAMPS that normally used for interior and exterior general and task lighting.

a)

LARGE LAMPS

b)

MINIATURE LAMPS

c)

PHOTOGRAPHIC LAMPS