E near equilibrium with isotropic scattering or

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: um of the carriers is conserved.. d) To the sure that the energy of the carriers is conserved.. e) To the sure that the heat of the carriers is conserved.. (continued on next page) 2 3) Under what conditions is the Relaxation Time Approximation, ˆ Cf ( r , p, t ) = − ( f − f S ) τ f ( r , p ) valid? a) Near equilibrium b) Near equilibrium with Maxwell- Boltzmann statistics with elastic scattering. c) Near equilibrium with Maxwell- Boltzmann statistics with isotropic scattering d) Near equilibrium with elastic scattering or isotropic scattering with Maxwell Boltzmann statistics. e) Near equilibrium with isotropic scattering or inelastic scattering with Maxwell Boltzmann statistics. 4) Which of the following statements is true under near equilibrium conditions? a) In general, the RTA accurately describes the in- scattering process. b) In general, the RTA accurately describes the out- scattering process. c) In general, the RTA accurately describes both the in- and out- scattering processes d) For specific conditions, the RTA accurately describes both in- scattering and out- scattering. e) None of the above. (Not such a clear question. b) is also true for MB statistics.) 5) Consider the following...
View Full Document

This document was uploaded on 01/15/2014.

Ask a homework question - tutors are online