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Physics help? (high school level)?
Question:
A block weighing 300.0 N is moved at a constant speed over a horizontal surface by a force of 50.0 N applied parallel to the surface.
a. calculate the coefficient of kinetic friction
b. calculate the acceleration of the block if kinetic friction is zero.
1 Answer
- norcekriLv 71 decade agoFavorite Answer
You have simple equations to compute this in your book. Where are you stuck?
CoF = force / weight
F=MA
In part b, note that you need *mass*, but you're given weight. I'm betting that you have to convert for Earth-normal gravity.
