Friday
October 31, 2014

Homework Help: physics

Posted by johnny on Saturday, December 13, 2008 at 3:56pm.

A projectile is fired horizontally from a gun that is 97.0 m above flat ground, emerging from the gun with a speed of 250 m/s.
(a) How long does the projectile remain in the air?
s

(b) At what horizontal distance from the firing point does it strike the ground?
m

(c) What is the magnitude of the vertical component of its velocity as it strikes the ground?
m/s

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