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- Question
An operational amplifier:
Options- A. can be used to subtract two or more signals
- B. can be used to sum two or more signals
- C. uses the principle of feedback
- D. All of the above
- E. None of the above
- Correct Answer
- All of the above
- 1. Productivity is defined as:
Options- A. number of items manufactured per day
- B. output per man-hour of labour
- C. cost per day
- D. cost per unit
- E. None of the above Discuss
- 2. If the transient response is under damped:
Options- A. steady-state will be reached faster than if the system is overdamped
- B. the value of the output will exceed the value of the input at times during the transient period
- C. the present overshoot is zero
- D. both a and b
- E. None of the above Discuss
- 3. What is the difference between integral and derivative control?
Options- A. derivative control does not eliminate offset error
- B. integral control has slower response to an error signal.
- C. derivative control responds to a change in the rate of change in the error signal
- D. All of the above
- E. None of the above Discuss
- 4. Trend analysis:
Options- A. is used only in financial planning
- B. can improve control system response
- C. requires a very expensive system to implement
- D. is a brand new concept
- E. None of the above Discuss
- 5. Which technique enables the designer to mold and shape, rather than construct on object using a series of lines?
Options- A. Solid modeling
- B. Wire-frame modeling
- C. Surface modeling
- D. FEM (Finite Element Modeling)
- E. None of the above Discuss
- 6. Speech recognition:
Options- A. will never be used in industrial controls
- B. is already widely used in industrial controls
- C. will be used in more applications as the technology matures.
- D. All of the above
- E. None of the above Discuss
- 7. Who made the statement "if a robot can do a job, a person should not be doing it"?
Options- A. Prof. F. A. Fisher of Britain
- B. Ron Albo of Shugart Associates, California
- C. Prof. Meredith Turing, London University
- D. John Smith, USA
- E. None ,of the above Discuss
- 8. How is the integral mode implemented using analog methods?
Options- A. Op amp and resistors
- B. Op amp and a capacitor
- C. Op amp and an RC network to place the error voltage across the capacitor
- D. All of the above
- E. None of the above Discuss
- 9. Which of the following is a graphical input device?
Options- A. light pen
- B. keyboard
- C. mouse
- D. Track ball
- E. None of the above Discuss
- 10. When of the following produces the best quality graphics reproduction?
Options- A. Dot metric printers
- B. Ink jet printers
- C. Laser printers
- D. Plotters
- E. None of the above Discuss
Automation System problems
Search Results
Correct Answer: output per man-hour of labour
Correct Answer: both a and b
Correct Answer: All of the above
Correct Answer: can improve control system response
Correct Answer: Solid modeling
Correct Answer: will be used in more applications as the technology matures.
Correct Answer: Ron Albo of Shugart Associates, California
Correct Answer: Op amp and a capacitor
Correct Answer: light pen
Correct Answer: Plotters
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