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Bob, who has a mass of 84 kg , can throw a 800 g rock with a speed of 24 m/s ...?
Bob, who has a mass of 84 kg , can throw a 800 g rock with a speed of 24 m/s . The distance through which his hand moves as he accelerates the rock forward from rest until he releases it is 1.1 m .
A) What constant force must Bob exert on the rock to throw it with this speed?
Express your answer using two significant figures.
B) If Bob is standing on frictionless ice, what is his recoil speed after releasing the rock?
Express your answer using two significant figures.
1 Answer
- Andrew SmithLv 75 days ago
I am tired of "Anonymous". It is easy to answer your question but unless you admit to who you are why should I?
