Physics, 03.12.2019 23:31 Lovebamagirl12
If there were a great migration of people toward the earth's equator, the length of the day would
a. decrease because of conservation of angular momentum.
b. remain unaffected.
c. increase because of conservation of angular momentum.
d. decrease because of conservation of energy.
e. increase because of conservation of energy.
Answers: 3
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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?
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If there were a great migration of people toward the earth's equator, the length of the day would
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