11-02-2013, 03:01 PM
Combined First and Second Semester B.Tech. Degree Examination, May 2009
1Combined First and Second .pdf (Size: 47.9 KB / Downloads: 22)
PART – I
Answer all questions : (10×4=40 Marks)
1. Compare the characteristics of JFET with BJT.
2. Draw the CMOS inverter circuit.
3. Briefly explain the ion implantation process.
4. Give the principle of FM demodulation.
5. Briefly explain an application of radar.
6. What are the functions of a satellite transponder ?
7. What is the memory hierarchy in a computer system ?
8. What are the transmission guided media in a communication system ?
9. Briefly explain the WLL technology.
10. What are the functions of a router in a network ?
PART – II
Answer any two questions from each Module. (6×10=60 Marks)
Module – I
11. Explain with diagram the input and output characteristics of a NPN transistor in
common collector configuration.
12. Draw the circuit diagram of a common emitter amplifier and explain how it
amplifies the input signal.
13. Explain with diagram the working of a inverting and a non-inverting operational
amplifier circuit.