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  • Question
  • A servo controlled robot:


  • Options
  • A. stop only at fixed points on each axis
  • B. can accelerate
  • C. must be hydraulically driven
  • D. must be electrically driven
  • E. None of the above

  • Correct Answer
  • can accelerate 


  • Automation System problems


    Search Results


    • 1. Three different aspects of colour are used to define specific colours. They are hue, saturation, and:

    • Options
    • A. metamer
    • B. value
    • C. gray scale
    • D. shading
    • E. None of the above
    • Discuss
    • 2. Actuators are used to:

    • Options
    • A. sense an object
    • B. activate a chemical
    • C. make a mechanical movement
    • D. All of the above
    • E. None of the above
    • Discuss
    • 3. Which item best describes a CAM technology?

    • Options
    • A. Numerical control
    • B. Drafting
    • C. Documentation
    • D. Geometric modeling
    • E. None of the above
    • Discuss
    • 4. Pressure sensors:

    • Options
    • A. use the piezoresistive effect in strain gauge sensors
    • B. use an aneroid chamber with a variable resistance output
    • C. use capacitive variations to sense pressure
    • D. All of the above
    • E. None of the above
    • Discuss
    • 5. The physical arrangement of equipment in a network is called:

    • Options
    • A. topology
    • B. pairing
    • C. queuing
    • D. logic
    • E. None of the above
    • Discuss
    • 6. A disadvantage of Numerical Control (NC) is:

    • Options
    • A. the computer is not reliable
    • B. the tape and tape reader are not reliable
    • C. one operator is needed for each machine.
    • D. the machine tool can easily overheat
    • E. None of the above
    • Discuss
    • 7. If the transient response of a system is overdamped:

    • Options
    • A. the value of the output exceeds the value of the input at times during the transient period.
    • B. the value of the output never exceeds the value of the input during the transient period.
    • C. the value of the output never stabilizes.
    • D. All of the above
    • E. None of the above
    • Discuss
    • 8. A solenoid:

    • Options
    • A. can be used only in de circuits
    • B. is spring operated
    • C. is widely used in industrial automation
    • D. is related to an aneroid
    • E. None of the above
    • Discuss
    • 9. The device that assembles groups of characters into complete messages prior to their entering the CPU is called:

    • Options
    • A. a compiler
    • B. an interpreter
    • C. a communications processor
    • D. an editor
    • E. None of the above
    • Discuss
    • 10. A semi-continuous operation means:

    • Options
    • A. the operation is continuous each shift, but stops between shifts
    • B. coffee breaks are allowed for the operator
    • C. a computer is a required part of the machine
    • D. each operation in a sequence is continuous, but subsequent operations in the sequence may be different.
    • E. None of the above
    • Discuss


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