The subsequent problems deal with the circuit below where the preset and clear features operate based on positive logic (i.e., they are "active high"), which is not the standard convention.
Note: Each question is independent and doesn't depend on results from previous questions. The only values known initially are the values provided in each question.When L=0, C=1, and R changes from 0 to 1, the output X
A. becomes (or remains) 0
B. remains unchanged (regardless of whether the initial value is 0 or 1)
C. toggles regardless of its value
D. is uncertain
E. becomes (or remains) 1
Answer: A
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Figure 41-1
In the accompanying figure, why must the pressure switch be connected as normally closed?
What will be an ideal response?
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What will be an ideal response?
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Answer the following statement true (T) or false (F)
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A. testing the coupling B. backing in a straight line C. making turns D. putting a rig into motion
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