Question
Asked Dec 22, 2019
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Since energy is radiated by all objects, why can't we see them in dark?

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Expert Answer

Step 1

The human eye can see the electromagnetic radiation in the range of 400-800 nano meter wavelength. Beyond this limit a normal human eye can’t detect anything.

Step 2

The retina of an eye provides a narrow range of electromagnetic radiation to detect. At the room temperature, every particle or an object...

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Science

Physics

Radiation

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