Answer:
A, B, C, E
Explanation:
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2
2 answers:
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Answer:
Explanation:
Given
See attachment for the graph
Required
Determine the frequency
Frequency (F) is calculated as:
Where
T = Time to complete a period
From the attachment, the wave complete a cycle or period in 3 seconds..
So:
--- Approximated
Answer:
Explanation:
<h3><u>Given data:</u></h3>Frequency = f = 200 Hz
Velocity = v = 400 m/s
<h3><u>Required:</u></h3>Wavelength = λ = ?
<h3><u>Formula:</u></h3>v = fλ
<h3><u>Solution:</u></h3>Put the givens in the formula
400 = (200)λ
Divide 200 to both sides
400/200 = λ
2 m = λ
λ = 2 m