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Automation System

Automation System
If a sine wave has a frequency of 500 Hz, the period in seconds of the sine wave is:

0.002.
5000
0.003
None of these
0.02

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Automation System
One advantage of a PC in industrial control is that it:

None of these
has a reliable long life compared to relay logic
is unreliable because there are no moving parts
is very difficult for the inexperienced programmer to understand
All of these

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Automation System
A programmable controller:

allows faster machine checkout
All of these
both (a) and (b)
is easier to troubleshoot than standard relay logic
None of these

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Automation System
Which of the following method is used the results of a design analysis as a base for redesign decisions?

None of these
The direct method
All of these
The design selection method
The iterative design method

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Automation System
Who made the statement "if a robot can do a job, a person should not be doing it"?

Ron Albo of Shugart Associates, California
John Smith, USA
None ,of the above
Prof. F. A. Fisher of Britain
Prof. Meredith Turing, London University

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Automation System
Advantages of robots include:

good return on investment and better company image
increased productivity
ability to withstand hazardous environments
All of these
None of these

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