In a pure sample of silicon
A.the number of holes and free electrons is always equal
B.the number of free electrons is more than the number of holes
C.the number of free electrons and holes is equal at low temperature
D.the number of free electrons is less than number of holes
Answer:A
In a pure sample of silicon
A.the number of holes and free electrons is always equal B.the number of free electrons is more than the number of holes C.the number of free electrons and holes is equal at low temperature D.the number of free electrons is less than number of holes