Friday

March 6, 2015

March 6, 2015

Posted by **Abraham** on Monday, September 24, 2012 at 12:35pm.

(a) The projectile total time of flight.

(b) The maximum height attained

(c) The total horizontal traveled

(d) The final horizontal and vertical velocities just before it hits the ground

- math/physics needs help -
**PsyDAG**, Monday, September 24, 2012 at 1:40pmIndicate your subject in the "School Subject" box, so those with expertise in the area will respond to the question.

- Houston community college -
**Steve**, Monday, September 24, 2012 at 1:57pmh = 50*sin30° t - 4.9t^2

= 25t - 4.9t^2

= t(25-4.9t)

(a) h=0 at t=0 and t=5.10

(b) max height achieved at t = 25/9.8 = 2.55

h(2.55) = 31.9

(c) x = 5.10 * 50 * cos 30° = 220.8

(d) speeds same as at launch

**Answer this Question**

**Related Questions**

Physics - A projectile is fired from ground level with an initial velocity of ...

physics - A projectile is fired from the ground level with initial velocity of ...

physics - A projectile is fired from the ground level with initial velocity of ...

physics - A projectile is launched from ground level to the top of a cliff which...

Physics - A projectile is launched from ground level to the top of a cliff which...

Physics - A projectile is fired straight up from a cliff which is 200 feet above...

Math - A projectile is fired straight up from a cliff which is 200 feet above ...

physics - A projectile is shot from the edge of a cliff 125 m above ground level...

physics - A projectile is launched from ground level to the top of a cliff which...

physics - A projectile is launched from ground level to the top of a cliff which...