OPPapers.com

All You Want To Know About Cet

26 may , kolkata 2008

Technical:
1. what is used for heat dissipation in ICs
2. for an amplifier, given IC(dc) and IC(ac)(p) for a 1k load calculate avg dc power dissipated.
3. given hfe calculate hfc.

4. given ICBO,ICO and α calc ICEO.

5. for common collector configuration o/p current is IE/IC/IB/..
6. which configuration amongst CC/CE/CB gives no current gain.
7. SiC is which group compound
8. pipelining is implemented in RISC/CISC/…
9. given transmitted power and modulation % for AM calc avg sideband power.
10. spectrum of sinewave contains how many components.
11. which of the following signals supports snoopy cache protocol arbitration signal/cache support signal/…
12. for an n-bit multiplicand and multiplier the booth,s algorithm generates how many bit product.
13. which window achieves smaller sidelobe width at the cost of greater mainlobe twidth hamming/hanning/Blackman/Kaiser 
14. a highpass RC filter behaves as pure differentiator when ωτ1/…
15. what is the lowest atomic concentration that can be measured using SIMS boron concentration method.

16. what type of bond is present in Si and Ge.

17. dynamic characteristics of capacitive transducers are similar when used as HPF/LPF/…

18. what is used as switching element in SMPS at 20-100 kHz UJT/thyristor/triac/MOSFET.
19. how can CMRR be increased-by increasing source resistance/emitter resistance/collector resistance/..
20. avg value of a HWR current signal of peak value Im.
21. given 3 dB bandwidth and resonance freq of an RLC ckt calc its Q.
22. how many tokens are present in C- 0/1/2/3.
23. for a stretch of code as int a;a=5/2; what will be the value stored in a.
24. what does the statement volatile int a mean in C.
25. ASCII code of Z.
26. for a stretch of code as char a =252;a=a+5; what is the value stored in a.
27. one problem on binary to hexadecimal conversion.
28. 212 address lines address how much memory.
29. 220 address lines address how much memory 2G/2M/…...