JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD B.Tech III Year MOTION CONTROL DESIGN Previous Question Paper (May - 2019 - R16)
Note: This question paper contains two parts A and B. Part A is compulsory which carries 25 marks. Answer all questions in Part A. Part B consists of 5 Units. Answer any one full question from each unit. Each question carries 10 marks and may have a, b, c as sub questions.
Part A
Define Automation.
Answer
Automation is the technology by which a process or procedure is performed with minimal human assistance. It involves the integration of control systems, such as computers or robots, and information technologies to handle different processes and machinery in an industry.
Draw the graphical diagram representing the mechatronic system.
Answer
A mechatronic system is represented as an intersection of four core domains: Mechanical Systems, Electronic Systems, Computer Systems, and Control Systems. These components are interconnected to form an integrated system.
The central overlap of these four domains constitutes the Mechatronic System.
Write the uses of Lead Screw in Power transmission.
Answer
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Explain the working of reverted gear train used in watches.
Answer
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List out different types of input devices of a PLC.
Answer
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Explain the adoptive control system with a block diagram.
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Write the advantages of Hydraulic systems over Pneumatic systems.
Answer
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Draw any three symbols of Hydraulic components.
Answer
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List out the applications of Industrial Pneumatic systems.
Answer
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Draw the sketch of Lubricator and explain its use in Pneumatic systems.
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Part B
Explain the key elements of Mechatronics system.
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Write the advantages and applications of Mechatronic system.
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Explain the objectives of Mechatronic system.
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Describe the procedure used in the design of a new Mechatronic system with a flow diagram.
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Describe the compound gear train and derive an expression for speed ratio.
Answer
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Explain the working of brushless DC servomotor with a neat sketch.
Answer
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Describe the operation of full step stepper motor with a neat sketch.
Answer
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What is a timing belt? Discuss the use of timing belt in power transmission.
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Explain the feed forward control system with an example.
Answer
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Describe different types of programming methods used in PLC.
Answer
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Explain the Fuzzy logic system used in controlling the speed of an electronic motor to run at 1500 RPM.
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List out the applications of PLC in industries.
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Describe the working of a Vane pump used in Hydraulic system.
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Draw and explain the circuit diagram to control and operate a double acting hydraulic cylinder using 4/3 DCV (Manual type).
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Explain the working of direct operated pressure relief valve with a neat sketch.
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Write the advantages and applications of industrial hydraulic system.
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Explain the working of reciprocating Air compressor with a neat sketch.
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Draw any six symbols of Pneumatic components.
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Explain the working of 3/2 DCV used in Pneumatic system.
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Describe different types of Pneumatic sensors.
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