STUPIDSID
1 (a)
Explain exponential law of reliability
5 M
1 (b)
State performance parameter of PCB's
5 M
1 (c)
State features of DPO
5 M
1 (d)
What are the describe features of assemblers and cross compilers?
5 M
2 (a)
What a multilayer PCB and why is it preferred for IC's on dense embedded circuits
10 M
2 (b)
Explain various tests, its outcome and action to be taken in order to estimate the stability of enclosure
10 M
3 (a)
Specify with justification the choice of environmental tests to be carried out on
Following:
(i) CRO
(ii) Computer
(i) CRO
(ii) Computer
10 M
3 (b)
Explain the estimation of power supply sizing by using following modes
(i) Static power consumption
(ii) Dynamic power consumption
(i) Static power consumption
(ii) Dynamic power consumption
10 M
4 (a)
Explain following terms in relation to the logic analyzer:
i) Timing acquisition
ii) State acquisition
Also explain how logic analyzer can be used for debugging of address and data bus of microprocessor
i) Timing acquisition
ii) State acquisition
Also explain how logic analyzer can be used for debugging of address and data bus of microprocessor
10 M
4 (b)
Explain in details with example the software structured design stage use in
software development.
10 M
5 (a)
Draw a sketch of front panel of a laboratory dual power supply and explain how ergonomics and aesthetic design considerations are taken care of this instrument.
10 M
5 (b)
Explain the different types of manuals for CRO
10 M
6 (a)
Estimate the reliability of a power supply at t=2× 106 hrs.
| Components | Quantity | FR per 106 | MTTF x 106 |
| 1)Transformer | 1 | 0.6 | 1.667 |
| 2) Rectifier diodes | 4 | 0.2 | 5 |
| 3) Capacitors | 3 | 0.3 | 3.334 |
| (4) Regulator | 1 | 0.18 | 5.556 |
5 M
6 (b)
Explain Metal-oxide varistor (MOV) power supply protection device.
5 M
6 (c)
Give the importance of CE certification and IP standards for electronic product
5 M
6 (d)
Write a short note on DIP soldering.
5 M
7 (a)
What are the advantages of virtual instrumentation
5 M
7 (b)
Write a short note on SMD assemblies
5 M
7 (c)
What is Monte-Carlo analysis?
5 M
7 (d)
Explain commonly used methods of bare board testing
5 M
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