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AP Physics 2/Unit 15 – Modern Physics
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Blackbody Radiation and Temperature Scaling
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A blackbody at temperature $$T$$ emits radiation with peak intensity at wavelength $$\lambda_{\text{max}}$$. If the intensity at wavelength $$2\lambda_{\text{max}}$$ is 40% of the peak intensity, what would be the approximate intensity at wavelength $$2\lambda_{\text{max}}$$ if the temperature is doubled to $$2T$$?

A

20% of the new peak intensity

B

80% of the new peak intensity

C

40% of the new peak intensity

D

160% of the new peak intensity

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