A wave has frequency \( 500Hz \) and wavelength \( 0.8m \). Determine speed.
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Correct Answer: Option D
Explanation:
Wave speed: \( v = f\lambda \) \( v = 500 \times 0.8 \) \( v = 400m/s \) Therefore, the wave speed is \( 400m/s \).
Wave speed: \( v = f\lambda \) \( v = 500 \times 0.8 \) \( v = 400m/s \) Therefore, the wave speed is \( 400m/s \).