It might because of many reasons:
- Fan 1 is not connected to the Program (via Bluetooth, WIFI, or wired)
- The code made to make Fan 1 start up has a bug or an error
- Fan 1 has a hardware problem
- Fan 1 is out of reach for the electronically controller to reach
- Fan 1 is not connected to a power supply (tho)
<u><em>sorry if my answers don't help solve your problem </em></u>
Answer:
Annotation symbol.
Explanation:
A flowchart can be defined as a graphical representation of an algorithm for a process or workflow.
Basically, a flowchart make use of standard symbols such as arrows, rectangle, diamond and an oval to graphically represent the steps associated with a system, process or workflow sequentially i.e from the beginning (start) to the end (finish).
A symbol shown as a three-sided box in a flowchart, that is connected to the step it references by a dashed line is known as an annotation symbol.
This ultimately implies that, it provides additional information in the form of remarks or comments with respect to the steps in a flowchart.
<span>The answer is THREE FEET. This is part of the safety precautions that must be taken when using ladder. Other safety precautions include: only used inspected and certified ladders, keep ladders at least ten feet away from power lines, do not use ladder on slippery surfaces, etc.</span><span />