Homework Help: Physics

Posted by Help Me on Wednesday, January 23, 2013 at 6:15pm.

A stone is dropped from rest from the roof of a 100-m high building; 2.00 s after that, a second stone is thrown straight down with initial speed v0, and the second stone passes the first stone 21.6 m above ground. (a) When are the stones at the same height? (b) What was the initial speed, v0, of the second stone, in m/s? (c) What are the speeds of the two stones, in m/s, just before they hit the ground?

No one has answered this question yet.

Answer this Question

Related Questions

physics - A stone is dropped from the roof of a high building. A second stone is...
Physics - A stone is dropped from the roof of a high building. A second stone ...
calculus - use to postion function s(t) = -4.9t^2 + vt + s for free-falling ...
calculus - use to postion function s(t) = -4.9t^2 + vt + s for free-falling ...
physics - A stone is dropped from the roof of a tall building. A person measures...
physics - a stone is dropped from the rooftop of a building 60.0 m high.how many...
physics - In the problem, please assume the free-fall acceleration g = 9.80 m/s2...
Physics - 1) A car traveling at 22m/s decelerates at a constant 1.5m/s^2. ...
physics - A stone is dropped from a 75 m high building. when this stone has ...
physics - A stone is dropped from a 75 m high building. when this stone has ...

For Further Reading

First Name:
School Subject:
Answer: