A device called an oscillator is used to send waves along a stretched string The string is 20 cm - Science - Sound

Question

A device called an oscillator is used to send waves along a
stretched string The string is 20 cm long, and four complete waves
fit along its length when the oscillator vibrates 30 times per
second What is the wavelengt frequency and speed of the waves?
Elaborate

Ankur · Accepted Answer

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A device called an oscillator is used to send waves along a stretched string. The string is 20 cm long, and four complete waves fit along its length when the oscillator vibrates 30 times per second. What is the wavelengt frequency and speed of the waves? Elaborate.