Homework Help: physics help me bob!

Posted by dt on Sunday, December 2, 2012 at 10:46am.

A rock is thrown from the roof of a building with a velocity v0 at an angle α0. The
height of the building is h.
(i)Calculate the horizontal distance traveled by the projectile before it strikes the
ground.
(ii)Show that the speed of the rock just before it strikes the ground is independent
of α0.
(iii)Calculate the value of the launching angle for maximum horizontal distance
when the building height is zero, h = 0.

No one has answered this question yet.

Answer this Question

Related Questions

Physics - A rock is thrown vertically upward with a speed of 11.0 from the roof ...
physics - Frank stands at the base of a building. He throws a 0.12kg rock ...
physics - A rock is thrown from the roof of a building with a velocity v at an ...
Physics Gr.11 - Frank stands at the base of a building. He throws a 0.12kg rock ...
physics - A small rock is thrown vertically upward with a speed of 13.0 from the...
Physics - A small rock is thrown vertically upward with a speed of 13.0 m/s from...
physics - A man stands on the roof of a 19.0 m-tall building and throws a rock ...
physics - A rock is thrown vertically upward with a speed of 14.0 m/s from the ...
physics - A small rock is thrown vertically upward with a speed of 13.0from the ...
Physics - A rock thrown straight up with a velocity of 29 m/s from the edge of ...

For Further Reading

First Name:
School Subject:
Answer: