A.compare the efficiency of chermoelectric materials
B.measure the extent of doping of intrinsic semi-conductors
C.compare the extent of purity of semi-seonuctor materials
D.None of the above
A.compare the efficiency of chermoelectric materials
B.measure the extent of doping of intrinsic semi-conductors
C.compare the extent of purity of semi-seonuctor materials
D.None of the above