Example 8.3.5: When S, is measured on a spin particle, the result is 12. Immediately after that the projection of spin in the direction of a unit vector î, which lies in the xy plane making an angle with the x-axis, is measured on the particle. What is the probability of getting the value?

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Example 8.3.5 Quantum Mechanics
Example 8.3.5: When S, is measured on a spin particle, the result is 12. Immediately after
that the projection of spin in the direction of a unit vector î, which lies in the xy plane
making an angle with the x-axis, is measured on the particle. What is the probability of
getting the value?
Transcribed Image Text:Example 8.3.5: When S, is measured on a spin particle, the result is 12. Immediately after that the projection of spin in the direction of a unit vector î, which lies in the xy plane making an angle with the x-axis, is measured on the particle. What is the probability of getting the value?
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