STUPIDSID
1 (a)
Define mechatronics. List the advantages and disadvantages of mechatronics.
4 M
1 (b)
Explain briefly elements of closed loop control system with a example.
8 M
1 (C)
Explain with the block diagram, how a microprocessor control system is used to control the focusing and exposure in an automatic camera.
8 M
2 (a)
Define the following terms: i) Hysteresis error ii) Accuracy.
4 M
2 (b)
What is hall effect? Explain the principle of hall effect with neat Sketch.
8 M
2 (c)
Explain how sending is achieved by an incremental optical encoder. Write its applications.
8 M
3 (a)
What is a actuator? Name any four important solid state switches and explain each in brief.
10 M
3 (b)
Write and explain non-permanent magnet type DC motors with schematic diagrams.
10 M
4 (a)
Define signal conditioning, what are the necessity for signal conditioning.
4 M
4 (b)
Explain balance mode of wheat stone bridge and hence deduce the expression for change in output voltage.
10 M
4 (c)
With block diagram, explain date acquisition system.
6 M
5 (a)
Explain the concept overflow and underflow with an example.
4 M
5 (b)
What is logic gate? Explain AND, OR, NOR and NAND..gates with symbols and truth table.
10 M
5 (c)
Convert the following
i)(3FD)16=()10
ii)(3509)10=()16
iii)(475.25)8=()10
iv)(1101.1)2=()10.
i)(3FD)16=()10
ii)(3509)10=()16
iii)(475.25)8=()10
iv)(1101.1)2=()10.
10 M
6 (a)
What are micro-controllers? Distinguish between a micro-processor and micro-controllers.
6 M
6 (b)
Explain with a neat sketch. The internal architecture of Intel 8085 microprocessor.
14 M
7 (a)
Briefly explain the classification of instructions provided by 8085
10 M
7 (b)
Write a program for multiply two S-bit numbers stored in memory locations 2200 H and 2201 H. Store the result in memory locations 2300 H and 2301 H.
10 M
8 (a)
Explain the flow of instruction and data in the 8085 microprocessor.
10 M
8 (b)
List the four operations performed by CPU.
4 M
8 (c)
Distinguish between instruction cycle, machine cycle and T-state.
6 M
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