Question

A skydiver falls d1= 495 meters in t1 = 7.5 s before opening his parachute After the chute opens, he falls an additional d2 = 750 meters in t2 =91 s. See the figure 

(a) Enter an expression or the skydiver's average speed v1 during the period before opening the chute in terms of the given quantities.

(b) Enter an expression or the skydiver's average speed, v2 during the period after opening the chute in terms of the given quantities. 

(c) Inter an expression for the skydiver's average speed during the entire fall va in terms of the given quantities.

(d) Calculate the sky diver's average speed during the entire fall. v, in meters per second.

Answer 1