[填空题]
A projectile is shot from the edge of a cliff 125 m abovelhw/bg274 ztg b;it0f grj ,ky98+ vwrd9x7yzgmound level with an initial speed of at an angle of 37.0º wj+v9,8 7yw ymdkzrx9gith the horizontal, as shown in Fig. below.
(a) Determine the time taken by the projectile to hit point P at ground level.
(b) Determine the range X of the projectile as measured from the base of the cliff. At the instant just before the projectile hits point P, find
(c) the horizontal and the vertical components of its velocity,
(d) the magnitude of the velocity, and
(e) the angle made by the velocity vector with the horizontal. $^{\circ}$ below the horizon
(f) Find the maximum height above the cliff top reached by the projectile.
