Physics, 11.01.2020 06:31 antoinewill05
Aphysics professor demonstrates the doppler effect by tying a 600 hz sound generator to a 1.0-m-long rope and whirling it around her head in a horizontal circle at 120 rpm. assume the room temperature is 20 degrees celsius.
part a: what is the highest frequency heard by a student in the classroom? (in hz)
part b: what is the lowest frequency heard by a student in the classroom? (in hz)
Answers: 1
Physics, 22.06.2019 02:30, scasemere
Mass (kg) force (n) 5 25 10 50 15 75 20 100 a student was trying to find the relationship between mass and force. he placed four different masses on a table and pulled them using a spring scale. the table shows the different masses used in the experiment and the force required to pull each mass. the student concluded that more force was required to pull heavier objects. what comment would you make regarding his conclusion? a) no clear relation can be observed between mass and force from the data. b) there is a direct proportion between the mass and force listed in the table. c) gravity should have been taken into account while performing the experiment. d) there is an inverse proportion between the mass and force listed in the table.
Answers: 2
Physics, 22.06.2019 03:40, AkramMasoud
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Physics, 22.06.2019 04:30, cicimarie2018
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Physics, 22.06.2019 19:00, ramjand7853
Achild has maximum walking speed of 1.6 m/s. what is the length of the child's legs? 0.26 m
Answers: 2
Aphysics professor demonstrates the doppler effect by tying a 600 hz sound generator to a 1.0-m-long...
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