Asked by Haruka
A 20kg tennis ball has a initial velocity of 10m/s is rolling on a rough surface slope which have a kinetic friction of 200N and continuously accelerate 70m/s. How long will it take for the tennis ball to stop?
Answers
Answered by
oobleck
Tennis ball of 20kg? I don't think so!
If it is continuously accelerating at 70 m/s^2, it will never stop.
You need to state your question more clearly, noting how the friction acts against the motion. F=ma
If it is continuously accelerating at 70 m/s^2, it will never stop.
You need to state your question more clearly, noting how the friction acts against the motion. F=ma
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