Physics, 15.04.2020 17:34 bryanatwin6207
A size-5 soccer ball of diameter 22.6cm and mass 426g rolls up a hill without slipping, reaching a maximum height of 4.50m above the base of the hill. We can model this ball as a thin-walled hollow sphere. A) At what rate was it rotating at the base of the hill?B) How much rotational kinetic energy did it then have?
Answers: 1
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Using the given data table, calculate the acceleration of the skateboarder. you can use either form of the equation below?
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Physics, 22.06.2019 03:30
Astudent is working in the lab to determine how time affect impulse the student keeps the force the same in each row but changes impact the time some data is shown witch trial has the greatest a student is working in the lab to determine how time affect impulse the student keeps the fours the same in each row but change is the impact time some data shown witch trial has the greatest impulse
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Physics, 22.06.2019 17:50
Two identical stars with mass m orbit around their center of mass. each orbit is circular and has radius r, so that the two stars are always on opposite sides of the circle. (a) find the gravitational force of one star on the other. (b) find the orbital speed of each star and the period of the orbit. (c) how much energy would be required to separate the two stars to infinity?
Answers: 1
A size-5 soccer ball of diameter 22.6cm and mass 426g rolls up a hill without slipping, reaching a m...
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