Question: Unit: Waves and sound A standing wave has 7.0 consecutive knots over a length of 42 m. a) Make a sketch of the standing wave

Unit: Waves and sound

A standing wave has 7.0 consecutive knots over a length of 42 m.

a) Make a sketch of the standing wave that represents this situation. b) Determine the wavelength that creates this standing wave.

c) If the frequency of the source is 40 Hz, determine the speed of the wave in the middle.

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