<span>Humans have 23 Chromosomes </span>
Answer:
Preventive maintenance is where measure are taken beforehand so that the chances of breakdown are minimised resulting in increased efficiency of machines. It is the maintenance that is regularly performed on any equipment to lessen the likelihood of it failing.
Explanation:
Answer from Gauth math
The correct answer is A !
Answer:
<em>Reversed polarity</em> is when the hot and neutral connections at a receptacle are wired backwards/inverse—Home wiring is color-coded, and the black wire is “hot,” meaning that it is electrically charged or, as it is sometimes called, the “live” wire!
