Physics, 21.07.2020 18:01 fergusonemily6433
To understand Ampère’s law and its application.
Ampère’s law is often written ∫ B. (r )d =μ0Iencl.
What physical property does the symbol represent?
a. The current along the path in the same direction as the magnetic field
b. The current in the path in the opposite direction from the magnetic field
c. The total current passing through the loop in either direction
d. The net current through the loop
Answers: 2
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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?
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To understand Ampère’s law and its application.
Ampère’s law is often written ∫ B. (r )d =μ0Iencl.<...
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