Objective:
1) To demonstrate the effect of filament current on the intensity and colour of the radiated light from an incandescent lamp.
2) To demonstrate the coefficient of tungsten's positive coefficient.
Built in regulated power supply: +12V/300mA.
Input Supply: 230 VAC/50Hz mains operated.
Dimension: 27cms x 17cms x 10cms.
Weight: 500gms
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