A system is in an eigenstate |m, l) of the angular momentum operators L2 and L2. Calculate the expectation values of (L) and (L2), and (L,) and (L).
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A: Given that: q=+2.3 nC= +2.3×10-9 Cr12=3 cm=0.03 mr23=4 cm=0.04 mr13=0.032+0.042 m=0.05 m
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