The two elements 373, light bulb 3,5ВХ0,26A, a strip of sheet brass with a thickness of 0.5 mm (150×5 mm), cut cardboard (150X X200 mm), cotton thread, glue, a soldering iron and scissors you will need to for 15 min to produce the light.
Plate brass curve as shown in figure 1. To the upper end of the solder the bulb, and the elements 373 attach the thread to the plate so that between the base of the bulb and the Central terminal of the upper element remains a gap. Body glue from coloured cardboard. The lamp is ready. Turn it on by pressing the index finger on the bulb (Fig. 2).
Fig. 1. Lamp:
1 — element 373, 2 — light, 3 — brass plate, 4 — thread, 5 — case, 6 — basis.
Fig. 2. The inclusion of the lamp.
Recommend to read
GRAVITEAM
To explore the law of gravity is always more difficult than any other section of the school of physics. The fact that to explain this phenomenon the teacher has literally "on fingers"....
GLIDER WITHOUT SECRETS
Letters a lot. One of them is to "brand" the forms of various enterprises and institutions, others on pieces of paper torn from a student notebook. But the questions are all about the...
