Answers: 1
Physics, 22.06.2019 05:00
Aperson stands on a platform, initially at rest, that can rotate freely without friction. the moment of inertia of the person plus the platform is ip. the person holds a spinning bicycle wheel with its axis horizontal. the wheel has moment of inertia iw and angular velocity ωw. take the ωw direction counterclockwise when viewed from above. part a what will be the angular velocity ωp of the platform if the person moves the axis of the wheel so that it points vertically upward?
Answers: 1
Physics, 22.06.2019 09:30
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
Answers: 3
Physics, 22.06.2019 13:50
Two students, each riding bicycles, start from the same apartment building and ride to the same building on campus, but each takes a different route. the first student rides 1100 m due east and then turns due north and travels another 1430 m before arriving at the destination. the second student heads due north for 1930 m and then turns and heads directly toward the destination.at the turning point, how far is the second student from the destination?
Answers: 3
What is the speed of a bobsled whose distance-time graph indicates that it traveled 100 m in 25 s?...
Mathematics, 12.12.2020 15:50
Mathematics, 12.12.2020 15:50
Mathematics, 12.12.2020 15:50
Mathematics, 12.12.2020 15:50
Physics, 12.12.2020 15:50
Mathematics, 12.12.2020 15:50
Mathematics, 12.12.2020 15:50
Mathematics, 12.12.2020 15:50
Mathematics, 12.12.2020 15:50