Physics, 25.03.2021 01:30, stranger123
You are driving on the highway at 40 m/s with another car driving to you at exactly the same speed. when you honk your horn (with a frequency of 315 Hz), what frequency of the sound will the driver of other car perceive.
A. 475 hz
B. 235 Hz
C. 315 Hz
D. 7.8 Hz
Answers: 3
Physics, 21.06.2019 18:30, Rusven
An experiment is designed to test the relationship between the initial height of a basketball before it is dropped to the height of its rebound bounce. the height of the rebound bounce is measured using a scale positioned behind the ball. in the above experiment, which condition would not be controlled? a). the starting height of the ballb). the surface the ball bounces on c). the type of ball d). the method to measure the rebound height of the ball
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What is the speed vfinal of the electron when it is 10.0 cm from charge 1?
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Aman walks foward on a bus. to a stationary obserrver, the bus moves east at a speed of 13 m/s if the man moves 0.7 m/s east relative to the bus. what is his velocity in the frame of reference of a stationary observer?
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You are driving on the highway at 40 m/s with another car driving to you at exactly the same speed....
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