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The speed of sound in air at 20 C is 344m/s.
(A) What is the wavelength of a sound wave with a frequency of 784 Hz, corresponding to the note G5on a piano?
(B) How many milliseconds does each vibration take?
(C) What is the wavelength of a sound wave one octave higher than the note in part A?
A car traveling at 18 {rm m/s} runs out of gas while traveling up a 24.0^circ slope. How far up the hill will it coast before starting to roll back down.
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An object falls off of a pier into the ocean (salt water) where it displaces a total volume of 2.2 cubic meters of sea water
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A 150 g ball and a 220 g ball are connected by a 36{rm cm}-long, mass less, rigid rod. The balls rotate about their center of mass at 130 rpm. What is the speed of the 150 g ball.
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