Figure shows the parabolic E versus k relationship in the valence band for a hole in two particular semiconductor materials. -0.05 Ev E-0.05 Ev -0.75 E (cV)4 (ii) the hole in curve A 0 k (A¹) Determine the effective mass (in units of the free electron mass) of (i) the hole in curve B mo 0.05 mo.
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