1) The spectral emittance of a radiating cavity is maximal at a wavelength of 32 µm. The temperature is then changed so that the total power radiated in the cavity triples. Calculate the new temperature of the cavity. 2) A proton is moving at a speed of 0.923c. If the kinetic energy is tripled, by how much does the speed increase?
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![1) The spectral emittance of a radiating cavity is maximal at a wavelength of 32 µm. The
temperature is then changed so that the total power radiated in the cavity triples. Calculate
the new temperature of the cavity.
2) A proton is moving at a speed of 0.923c. If the kinetic energy is tripled, by how much does
the speed increase?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F27c471ae-3eac-4e4a-874d-75c310f4eada%2F263c4f49-bf65-4155-a946-9cf32aa73dbf%2Fsjgs2v2_processed.png&w=3840&q=75)
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