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प्रश्न
Draw a diagram representing a wave of amplitude 4 cm and wavelength 2 m. If the frequency of the wave is 150 Hz, calculate its velocity.
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उत्तर
Given: f = 150 Hz, λ = 2 cm
∴ V = f λ = 150 × 2 = 300 ms−1.
The diagram below represents the wave:
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