Automation Control Important Questions – Past Papers

By: Prof. Fazal Rehman Shamil

Paper 1: Automation Control – Past Papers.

Time Allowed: 3 hours

Total Marks:    70, Passing Marks (35)

Q#1:    (a) Explain the importance of automation in a production system.

(b) What are the main strategies of automation?

Q#2:    Explain the information processing cycle in a typical manufacturing firm.

Q#3:    Explain the elements of general measurement systems.

Q#4:    Explain the transducer and its classification with diagrams.

Q#5:    Explain the process industries and discrete manufacturing industries in detail.

Q#6:    Explain the devices used for the measurement of:

(a)        Temperature

(b)        Pressure

Q#7:    Explain the procedure consists of steps and hardware for converting an analog signal from the process into digital form.

Q#8: Explain the following.

  • CNC Machining
  • PLC Ladder Logic Diagram

Paper 2: Automation Control – Past Papers.

Time Allowed: 3 hours

Total Marks:    70, Passing Marks (35)

Q1:      Explain the USA principle approach in automation projects.

Q2:      Explain the ten strategies for automation and process improvement.

Q3:      Explain the limitations and capabilities of a manufacturing plant.

Q4:      What is the difference between a sensor and transducer and explain the types of sensors with diagrams?

Q5:      Briefly explain the components of the PLC.

Q6:      Explain the devices used for the measurement of pressure.

Q7:      Explain the Components of analog computers and applications in industrial control systems.

Q8:      Explain the following.

  • Machine Control and Programming
  • Feedback Control System

Paper 3: Automation Control – Past Papers.

Time Allowed: 3 hours

Total Marks:    70, Passing Marks (35)

Q1:      (a) Explain Automated Manufacturing System?

(b) What is the main reason for Automation?

Q2:      What is a measurement system and explain its basic elements.

Q3:      Explain the types of transduces with a diagram.

Q4:      Explain the following.

(a) Resistance Temperature Detectors (RTD).

(b) Circuit Intensifiers

Q5:      Briefly explain the working principle of the following:

  • Oscilloscope
  • Tachometer

Q6:      (a) Explain NC, CNC & DNC systems.

(b) Explain the machine code and give its examples.

Q7:      (a) Define PLCs ladder logic diagram with examples.

  • Using K-map convert the following standard POS expression into minimum POS expression and minimum SOP expression.

(A+B+C+D)(A+B+C+D)(A+B+C+D)(A+B+C+D)(A+B+C+D)(A+B+C+D)

Q8:      Explain the following.

  • Block diagrams & their examples
  • Transfer Function

 

Prof. Fazal Rehman Shamil
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