" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a. KEcepatan awal peluru
Kecepatan adalah turunan posisi terhadap waktu
v = dy/dt
= 15-10t
KEcepatan awal, berarti t = 0
v₀ = 15-10.0 = 15 m/s
b. ketinggian maksimum, berarti kecepatan akhir vt = 0
vt² = vo² - 2 g h
0 = 15² - 2 . 10. h
20 h = 225
h = 225/20 = 11,25 meter