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T= 1/100
jarak antara rapatan dan regangan
= 1.7 m
jawab
V?
maka utk mncari λ maka kita bea menghitungnya mlalui rumus ini
1/2 λ = jarak antara rapatan dn regangan.
1/2 λ= 1.7
λ = 1.7x2
λ = 3,4 m
V = λ/T
= 3,4/1/100
= 340 m/s (C)
semoga membantu.