a. Find the intrinsic carrier concentration of Ge at T=350K. Eq = 0.67 eV, mn = 1.64 mo, m = 0.04 mo.
b. Find the current through a 1 cm long Si bar with cross-sectional area 1 mm^2 and hole mobility is p = 480 cm^2/V-s. There is a 10 V applied to the ends of the Si bar.