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Unformatted text preview: Quiz 10b Name: Date: Phys224 Spring 2010 Dr. P. Hanlet Concept (3 points each) 1. Given a bound particle’s wavefunction, which step(s) is(are) required to determine its amplitude? (a) knowledge of the potential (b) knowledge of the particle’s energy levels (c) solving the Schr¨odinger equation (d) integrating over all possible space where the particle is bound (e) all previous (f) (a) and (c) (g) (b) and (d) (h) (a) and (c) and (d) 2. Which of the following wave functions and energy equations describes an electron in the l =2 state of a hydrogen atom? (a) ψ ( r )= 1 √ πa 3 2 e- r a and E n = h 2 8 mL 2 n 2 (b) ψ ( r )= 1 √ πa 3 2 e- r a and E nx,ny,nz = h 2 8 m parenleftBig n 2 x L 2 x + n 2 y L 2 y + n 2 z L 2 z parenrightBig (c) ψ ( r )= 1 √ πa 3 2 e- r a and E n =- 13 . 6 n 2 (d) ψ ( x )= radicalBig 2 L sin ( nπ L x ) and E n = h 2 8 mL 2 n 2 (e) ψ ( x )= radicalBig 2 L sin ( nπ L x ) and E n =- 13 . 6 n 2 (f) ψ ( x )= radicalBig 2 L sin ( nπ L x ) and E nx,ny,nz...
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This note was uploaded on 05/01/2010 for the course PHYS 224 taught by Professor Hanlet during the Spring '10 term at Illinois Tech.
- Spring '10