Semiconductor Materials » Exercise - 124. When a semiconductor is heavily doped in a range of 1017 to 1018 impurity atoms/cm3, then it behaves as : (a) Intrinsic semiconductor (b) Extrinsic semiconductor (c) Simply as semiconductor (d) Degenerative semiconductor
Semiconductor Materials » Exercise - 2100. The impurity level in an extrinsic semiconductor is about ............. of pure semiconductor. (a) 10 atoms for 108 atoms (b) 1 atom for 108 atoms (c) 1 atom for 104 atoms (d) 1 atom for 100 atoms
Semiconductor Materials » Exercise - 115. Which of the following doesn’t have forbidden energy gap between valence band and conductor band ? (a) conductor (b) insulator (c) semiconductor (d) none of the above
Semiconductor Materials » Exercise - 286. A semiconductor has ........ band. (a) almost empty valence (b) almost empty conduction (c) almost full conduction (d) none of the above
Semiconductor Materials » Exercise - 287. In a semiconductor, the energy gap between valence and conduction bands is about ........ (a) 15 eV (b) 100 eV (c) 50 eV (d) 1 eV