A metal-punching press with pneumatic logic should operate when the four combinations define in the figure exist, and it should not operate if any other combination exists. Design a logic system for starting. The signal from the sensor operated by the guard is A, the signal from the operator is B, and the signal from the workpiece is C. D is the signal from the remote sensor. (X represents don't care in the truth table)
What will be an ideal response?
Using K-Map the logic expression can be minimized.
Logic Circuit - By assuming that 
are available:
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What happens if the pressure sensor is located some distance away from the programmable controller?
What will be an ideal response?
The fuel used per person for mass transportation compared to travel in a single occupancy vehicle is _____.
a. about the same b. much higher c. much lower d. slightly lower
The most prevalent nutrients in plant parts and seeds are:
a. proteins c. carbohydrates b. lipids d. hormones
____________________ refers to the simplest starting arrangement in which the three-phase AC motor is connected across full line voltage for operation in one direction of rotation.
Fill in the blank(s) with the appropriate word(s).