Among microwaves, infrared, visible light, and X-rays, which type of radiation has the smallest wavelength?

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1. Among microwaves, infrared, visible light, and X-rays, which type of radiation has the smallest wavelength?

Microwaves

Infrared

Visible light

X-rays

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Within this group, X-rays have the smallest wavelength. Across the full electromagnetic spectrum, wavelength and energy are inversely related, so X-rays also carry high energy.