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Give reason for the following: The photographic darkrooms are provided with infrared lamps. - Physics

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प्रश्न

Give reason for the following:

The photographic darkrooms are provided with infrared lamps.

कारण सांगा

उत्तर

Infrared lamps are used in dark rooms for developing photographs since they do not affect the photographic film chemically, but they provide some visibility.

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