Profibus-DP is a bus that ________
A) Is used for communication between distribution systems and PLCs
B) Supports both analog and discrete signals
C) Is used for process-level instrumentation
D) Supports process control
B
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Proper ________ is determined by the germination temperature of the seed, available soil moisture, and the need to meet production schedules.
Fill in the blank(s) with the appropriate word(s).
The easiest way to document safety meetings is to use a(n) _____.
a. recordable incident graph b. speaker evaluation form c. attendance sheet d. self-evaluation form
_______________ is the use of a semiconductor like silicon to convert the sun’s energy directly into electricity
Fill in the blank(s) with the appropriate word(s).
If the voltage across a circuit increases, ________
A) the current decreases B) the resistance decreases C) the current increases D) the resistance increases