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What is the momentum of a bird with a mass of 0.015 kg flying 12 m/s?
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A2.00-m long piano wire with a mass per unit length of 12.0 g/m is under a tension of 8.00 kn. what is the frequency of the fundamental mode of vibration of this wire?
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The frequency of the fundamental of the guitar string is 320 hz. at what speed v do waves move along that string?
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Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge
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Atrain is traveling at 30.0 m/s relative to the ground in still air. the frequency of the note emitted by the train whistle is 262 hz. the speed of sound in air should be taken as 344 m/s. what frequency (f approach) is heard by a passenger on a train moving at a speed of 18.0 m/s relative to the ground in a direction opposite to the first train and approaching it? what frequency (f recede) is heard by a passenger on a train moving at a speed of 18.0 m/s relative to the ground in a direction opposite to the first train and receding from it?
Answers: 1
What is the momentum of a bird with a mass of 0.015 kg flying 12 m/s?...
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