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## Homework Statement

a projectile is launched from a point A and travels a horizontal distance of 28m. it spends a total time of 1.4 seconds in the air.

(a) calculate the horizontal velocity of the projectile.

(b)what is the magnitude and direction of the projectile's velocity at point B. Give reasons.

(c)determine the vertical componenet of the projectile's launch velocity.

(d) work out the maximum height that the projectile reached.

(e) finally, calculate the magnitude and direction of the projectile's launch velocity. show all your working including an appropriate vector diagram.

## Homework Equations

2as=v2-u2

s=ut +1/2gt2

v=u +at

## The Attempt at a Solution

(a) and (b)