Answer:λ=1.13m
T=0.003s
Step-by-step explanation:
Use equation for frequency to get λ:
f=u/λ
λ=u/f
u=340m/s
f=300Hz
λ=340/300
λ=1.13m
Use equation that connects frequency and period
f=1/T
T=1/f
T=1/300Hz 1Hz= 1/s
T=0.003 s
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