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April 19, 2014

Homework Help: Physics

Posted by Kelcie on Thursday, October 15, 2009 at 1:18am.

A projectile is fired with an initial speed of 31.0 at an angle of 10.0 above the horizontal. The object hits the ground 7.50 later.

a. How much higher or lower is the launch point relative to the point where the projectile hits the ground?

b. To what maximum height above the launch point does the projectile rise?

c. What is the magnitude of the projectile's velocity at the instant it hits the ground?

d. What is the direction (below +x) of the projectile's velocity at the instant it hits the ground?

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