As depicted in Fig. 2-4, a projectile is fired horizontally with a speed of 30 m/s from the top of a cliff 80 m high. 

(a) How long will it take to strike the level ground at the base of the cliff? 

(b) How far from the foot of the cliff will it strike? 

(c) With what velocity will it strike?

Transcribed Image Text:

V₁ = 30 m/s 80 m 40 m/s Fig. 2-4 30 m/s 0