I an not sure what you want me to do so I am going to help you on both of these problems:
Question 2 answer: I think the answer is University/industry interaction
Question #3 answer: I think the answer for this is clearly written in the question (i think that the second answer choice is it)
I am not sure what this is but i am only in the 10th grade!!!! the only class that I took last year was Computer Fundumentals
Btw I am in K12 as well :)
Answer: To be useful for most household applications, DC voltage is passed through a step-down transformer.
Explanation: Voltage coming through AC or DC outlets is typically far too high for most household appliances to handle, so the current is passed through a step-down transformer to reduce the voltage to a usable level.
human center because we describe stuff by what we see and obserevs
Answer:
sorry but there is not enough information to complete this
Explanation:
