The slope of an object is given relative to an origin.
It's Photoelectric Effect, I just a test with this same question. I am not good for explaining exactly how, but I was right.
The total number of revolutions made by the wheel
is closest to is 28.2 revolutions. I am hoping that this
answer has satisfied your query and it will be able to help you in your
endeavor, and if you would like, feel free to ask another question.