Discover the wavelength, A car moving at 37 m/s approaches

Discover the wavelength

Reference no: EM139282

Q1. A car moving at 37 m/s approaches a stationary whistle that emits 270 Hz sound. The speed of sound is 347 m/s. What is the frequency of sound heard by the driver of the car?

Q2. The length of a string is 462 cm. It is held fixed at each end. The string vibrates in seven sections; such as the string has seven antinodes, and the string vibrates at 170 Hz.

Discover the wavelength.

Reference no: EM139282

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