6.3 Consider an electron in a state in which the spin component along the z-axis is +1/2. Calculate the probability that the component of the spin along direction z' making an angle 0 with the z-axis is +1/2. What is the average value of the component of spin along z'?

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6.3 Consider an electron in a state in which the spin component along the z-axis
is +1/2. Calculate the probability that the component of the spin along direction
z' making an angle 0 with the z-axis is +1/2. What is the average value of the
component of spin along z'?
Transcribed Image Text:6.3 Consider an electron in a state in which the spin component along the z-axis is +1/2. Calculate the probability that the component of the spin along direction z' making an angle 0 with the z-axis is +1/2. What is the average value of the component of spin along z'?
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