Jawaban:
x = 1,6 m
Penjelasan:
Kecepatan awal mula-mula horisontal jadi sudut elevasinya 0⁰.
y = V₀.sin 0 - 1/2.g.t²
-0,8 = 0 - 1/2. 10. t²
5.t² = 0,8
t² = 0,8/5 = 0,16
t = 0,4 s
Jarak jangkauan mendatar
x = V₀.cos 0 . t
x = 4. 1. 0,4
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Jawaban:
x = 1,6 m
Penjelasan:
Kecepatan awal mula-mula horisontal jadi sudut elevasinya 0⁰.
y = V₀.sin 0 - 1/2.g.t²
-0,8 = 0 - 1/2. 10. t²
5.t² = 0,8
t² = 0,8/5 = 0,16
t = 0,4 s
Jarak jangkauan mendatar
x = V₀.cos 0 . t
x = 4. 1. 0,4
x = 1,6 m