Acar drives around a racetrack for 30 seconds. what do you need to know to
calculate the averag...
Physics, 18.11.2019 17:31 moutchyjoseph
Acar drives around a racetrack for 30 seconds. what do you need to know to
calculate the average speed of the car?
a. the slope of the car's position-time graph
b. the total distance driven on the racetrack
c. the area under the position-time graph
d. the slope of the car's velocity-time graph
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Answers: 1
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Arocket starts from rest and moves upward from the surface of the earth. for the first 10.0 s of its motion, the vertical acceleration of the rocket is given by ay = 12.80 m/s32t, where the +y-direction is upward. (a) what is the height of the rocket above the surface of the earth at t = 10.0 s? b) what is the speed of the rocket when it is 325 m above the surface of the earth?
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