What is the wavelength of the sound waves
Problem
A submarine emits a sound pulse at 750.0 Hz that bounces off an enemy sub and returns 2.5 seconds after it is emitted. (Consider the speed of sound in water to be 1490.0 m/s). What is the wavelength (λ) of the sound waves?
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Find the free trade equilibrium quantity of exports. What is the producer surplus in this equilibrium? What is the producer surplus after the subsidy?
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A submarine emits a sound pulse at 750.0 Hz that bounces off an enemy sub and returns 2.5 seconds after. What is the wavelength (?) of the sound waves?
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Find the magnitude and direction of the force on the electron at t = 0. Accurately describe the resulting path of the electron.
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