Homework Help: physics

Posted by Anonymous on Saturday, September 25, 2010 at 9:47am.

A brick is thrown upward from the top of a building at an angle of 40° to the horizontal and with an initial speed of 12 m/s. If the brick is in flight for 2.5 s, how tall is the building?

physics - bobpursley, Saturday, September 25, 2010 at 12:27pm
Consider the vertical component of velocity. Vvertial=sin40 * 12

hf=ho+Vi*t-4.9 t^2
well ho is your unknown, hf=0, vi=12sin40, and you know time
solve for ho

Answer this Question

Related Questions

physics - A brick is thrown upward from the top of a building at an angle of 40&...
Physics - A brick is thrown upward from the top of a building at an angle of 25&...
physics - A brick is thrown upward from the top of a building at an angle of 25&...
Physics - A brick is thrown upward from the top of a building at an angle of 35&...
physics - A brick is thrown upward from the top of a building at an angle of 15&...
physics - A brick is thrown upward from the top of a building at an angle of 25&...
physics - A brick is thrown upward from the top of a building at an angle of 10&...
Physics - A brick is thrown upward from the top of a building at an angle of 30&...
Physics - A brick is thrown upward from the top of a building at an angle of 27....
AP physics - A brick is thrown upward from the top of a building at an angle of ...

For Further Reading

First Name:
School Subject:
Answer: