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The clarinet is well modeled as a cylindrical pipe that is open at one end and close at the other. Find the wavelength and frequency of the third normal mode of vibration of a clarinet's air column with effective length of 39.1 cm. Take 345 m/s for the speed of sound inside the instrument.
Wavelength: (m)
Frequency: (hz)
In gaseous sodium chloride, chloride ions have one more electron than they have protons, What is the magnitude of the electrostatic force the molecule exerts on it
An airplane flies at airspeed (speed relative to the air) 112 km/h, In what direction should the pilot head the plane and What would be the ground speed of the plane
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There are four coils of wire being used as electromagnets. They all have the equal size and are made up of the same material but have a different number of loops.
A 3.60-{rm m}-long, 430 {rm kg} steel beam extends horizontally from the point where it has been bolted to the framework of a new building under construction. A 66.0 {rm kg} construction worker stands at the far end of the beam. What is the magnitude..
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