PROBLEMS

[list=1][*]What is a field in the context of QFT?[/*][*]What does it mean to say that something is quantized?[/*][*]What is a black body in physics?[/*][*]How can Wien's displacement law be used by a nurse in a hospital?[/*][*]What does doubling the temperature do to the power emitted by a star?[/*][*]What wavelength of light is required if the goal is to eject electrons from aluminum with 3.0 eV of kinetic energy?[/*][*]What is a photon?[/*][*]Who first suggested the quantum hypothesis?[/*][*]What is the energy associated with a single photon of wavelength 633 nm?[/*][*]What do we mean when we say that what we have traditionally thought of as particles are really waves?[/*][/list]
Answers
1. See text[br]2. See text[br]3. See text[br]4. See text[br]5. Increases 16 fold[br]6. 172 nm[br]7. Quantum of the electromagnetic field[br]8. Max Planck[br]9. 1.96 eV[br]10. That they are not discrete entities with clear boundaries, and will interfere like waves.

Πληροφορίες: PROBLEMS