1.

In a filament type light bulb, most of the electric power consumed appears as: (a) visible light (b) infra - red - rays (c) ultravioley rays (d) fluorescent light

Answer»

In a filament type light bulb, most of the electric power consumed appears as:
(a) visible light (b) infra - red - rays (c) ultravioley rays (d) fluorescent light



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