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PS+1 - -ћ/2 if you measure S y 3 Suppose in your S y...

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Physics 113B, Fall 2011 Problem Set #1 (Due Monday, Oct.3, 2011 in discussion section) 1. If you measure S y , what are the eigenvalues and eigenvectors for a spin ½ particle? 2. If a particle starts in state χ + , what are the probabilities of obtaining +ћ/2 and
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Unformatted text preview: -ћ/2 if you measure S y ? 3. Suppose in your S y measurement you obtained the value +ћ/2, what is the probability that you will obtain the value +ћ/2 in a following measurement of S z ? 4. Problem 4.55 in text....
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