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Type: Multiple-Choice
Category: Quantum Physics and the Atom
Level: Grade 11
Tags: grey body radiation, Stefan-Boltzmann
Author: tanyamajmudar
Last Modified: 6 years ago

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Grade 11 Quantum Physics and the Atom

For “grey body” radiation represented by the equation, j*=εσT4, what is the value of emissivity, ε?
  1. less than one
  2. equal to one
  3. greater than one