Bangalore University 2007 Diploma Instrumentation & Control Engineering SEMICONDUCTOR DEVICES ( Code EP, EC & IC) - Question Paper
Second Semester Diploma (Annual) Examination, 2007
E & C BOARD
SEMICONDUCTOR DEVICES
Time :
3 Hours Max. Marks : 100
Note
1. ques. No.1 of part - I is compulsory
2. ans any 6 full ques. choosing 2 ques. every
from parts - II, III, and IV.
part - I
1. (a) Fill in
the blanks with improper word / words.
(i) When small amount of ................... impurity is added
to pure semiconductor
N-type semiconductors are formed.
(ii) The application of proper de voltages to the transistor for its
operation is called
................. .
(iii) A FET operates on ................. carrier only.
Earning: Approval pending.