In the process of developing a PLC program, the developer can always change ________ to work with the other given conditions of the system
A) The NO and/or NC contacts of the input field device.
B) The inverse or direct acting condition for the output field device.
C) The active condition (active or not active) of the input field device.
D) The input (XIC or XIO) and output (OTE, OTL, or OUT) instructions.
D
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Grounding wrist straps are used to _____.
a. prevent static discharge from damaging solid-state circuits b. prevent personnel from being shocked by stray currents c. keep personnel from being struck by lightning d. discharge electrolytic capacitors before removing them
Answer the following statement(s) true (T) or false (F)
1. In sheep, frame size is fairly consistent across breeds. 2. Very small and very large frame size lambs often finish at weights that are not market acceptable. 3. High-priced cuts are located on the back half of sheep. 4. Sheep hocks should have a slight angle to provide the maximum amount of flexibility and power. 5. Short, steep-rumped lambs have long, sweeping strides and free movement off the hindquarters.
The sum of the angles on a triangle is what?
A. 360 B. 180 C. 45 D. 90
What are three critical factors that determine price?
What will be an ideal response?