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Physics, 22.06.2019 05:00
At time t=0, a particle is located at the point (3,6,9). it travels in a straight line to the point (5,2,7), has speed 8 at (3,6,9) and constant acceleration 2i−4j−2k. find an equation for the position vector of the particle.
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Physics, 22.06.2019 06:00
Imagine that someone pushes one marble toward a motionless marble. would there still be action-reaction forces involved in the collision? how might the marbles’ motions be changed? ?
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Physics, 22.06.2019 16:30
In a classical model of the hydrogen atom, the electron moves around the proton in a circular orbit of radius 0.053 nm. what is the electron's orbital frequency? what is the effective current of the electron?
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Physics, 22.06.2019 18:00
The protons in a nucleus are approximately 2 ✕ 10^−15 m apart. consider the case where the protons are a distance d = 1.93 ✕ 10^−15 m apart. calculate the magnitude of the electric force (in n) between two protons at this distance.
Answers: 1
English, 02.03.2021 18:40
History, 02.03.2021 18:40
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Mathematics, 02.03.2021 18:40
Mathematics, 02.03.2021 18:40
Mathematics, 02.03.2021 18:40
Mathematics, 02.03.2021 18:40
Mathematics, 02.03.2021 18:40
Mathematics, 02.03.2021 18:40
Social Studies, 02.03.2021 18:40
Mathematics, 02.03.2021 18:40