Answer:
Time taken t = 5.88 sec (Approx)
Final velocity v = 188.46 ft/s (Approx)
Explanation:
Given:
Height h = 555 ft
Initial velocity u = 0 ft/s
Gravitational acceleration g = 32 ft/s²
Computation:
h = ut + 1/2(gt²)
555 = 1/2(30)(t²)
Time taken t = 5.88 sec (Approx)
Final velocity v = u + at
Final velocity v = (32)(5.88)
Final velocity v = 188.46 ft/s (Approx)