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t = 4 s
v = 340 m/s
dit : s ?
dijawab :
s = 1/2 x v x t
= 1/2 x 340 x 4
= 680 m
t = 4s
v = 340 m/s
Dit: s.......?
Pemanfaatan bunyi pantul
s = vt/2
s = (340x 4)/2
s = 680 m
Kedalaman laut 680 m