PART-A(10 x 2 = 20 Marks)
1. What is mechatronics approach?
2. Whatare the key elements of a
mechatronics system?
3. What are the classifications
of instruction set according to word size?
4. What is the function of
accumulator?
5. What is keydebouncing?
6. Name the modes available in
8255 A Control Word format.
7. Define a programmable Logic
controller.
8. Explain delay on and delay off
timer with ladder diagram?
9. Write down any four primary
function of mechanical actuation system?
10. Write the basic step if the
program to run a stepper motor.
PART-B (5×16=80 Marks)
11. (a) with an example explain
the various function units of a measurement system. (16)
(or)
(b).what is RTD?Explain the relationship
between resistance and temperaturefor the RTDwith temperature curve.what are
the advantages and disadvantages of RTDs? (16)
12. (a) Explain with a neat block
diagram, the architecture of 8085 microprocessor. (16)
(or)
13 (a) Explain the operation
modes of 8255 programmable peripheral interface. (16)
(or)
(b) Describe with a neat diagram the
stepper motor control using microprocessor 8085. (16)
14. (a)Explain the configuration
of a PLC. List the considerations in selecting a PLC. (16)
(or)
(b) Discuss how AND, OR, NOR and NAND
system can be formed with ladder diagram. (16)
15. (a )what is a stepper motor?
Explain the working principle of stepper motor in half step mode. (16)
(or)
(b) Discuss mechatronics design of an
automatic car park system. (16)
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