Stones being dropped and thrown from building

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SUMMARY

The discussion revolves around a physics problem involving two stones: one dropped from a building and the other thrown downwards. The first stone is released and takes a certain time to reach the ground, while the second stone is thrown 1.90 seconds later with an initial speed of 29.0 m/s. The key calculations involve determining the time taken for the first stone to hit the ground, the height of the building, and the final speeds of both stones just before impact.

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Homework Statement


A stone is dropped from the roof of a building; 1.90 s after that, a second stone is thrown straight down with an initial speed of 29.0 m/s, and the two stones land at the same time.
a. How long did it take the first stone to reach the ground?

b. How high is the building?

c. What are the speeds of the two stones just before they hit the ground?


Homework Equations





The Attempt at a Solution

 
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