Odpowiedź:
T=0,48s
λ=0,8m
λ=v*T
v=λ/T
v=0,8m/0,48s
v=1,67m/s
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Odpowiedź:
T=0,48s
λ=0,8m
λ=v*T
v=λ/T
v=0,8m/0,48s
v=1,67m/s