Question

Differentiate between wavelength and frequency? Write three uses multiple reflection
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Answer 1

Explanation:

frequency: Is the number of waves that pass a certain point in a specified amount of time. trough: The low point of the wave cycle. wavelength: The distance between two successive peaks.

1.) Megaphone or loudspeakers, horns, musical instruments such as trumpets and shehanais, r all designed to send sound in a particular direction. ... In stethoscope, the sound of the patient's heartbeat reaches the doctors ear by multiple reflection of sound. 3.)