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A Woman Running Towards a Bus Which Pulls away
Homework Statement A woman is running at a constant velocity of 5.0m/s in an attempt to catch a bus. When she is 11m from the bus, it pulls away with a constant acceleration of +1.0m/s2. From this point, how much time does it take her to reach the bus if she keeps running with the same...- Phonetic
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- Bus Running
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- Forum: Introductory Physics Homework Help
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Answer Checking (Speed of Sound formula, dimensional analysis)
Homework Statement One formula for measuring the speed of sound in air is: v=\sqrt\frac{kTg}{m} v=velocity T=temperature g=dimensionless constant m=average mass of an air molecule If all units are SI, what are the units of k? The Attempt at a Solution I've done a lot of...- Phonetic
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- Analysis Dimensional analysis Formula Sound
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- Forum: Introductory Physics Homework Help