Physics, 01.12.2021 01:00 chessacs2950
A fat wire, radius a, carries a constant current I, uniformly distributed over its cross section. A narrow gap in the wire, of width w << a, forms a parallel-plate capacitor. Find the magnetic field in the gap, at a distance s < a from the axis.
Answers: 1
Physics, 22.06.2019 09:00
Yvette hangs a 2.4kg bird feeder in the middle of a rope tied between two trees. the feeder creates a tension of 480 n in each side of the the rope.
Answers: 1
Physics, 22.06.2019 18:30
Aprotein molecule in an electrophoresis gel has a negative charge. the exact charge depends on the ph of the solution, but 30 excess electrons is typical. what is the magnitude of the electric force on a protein with this charge in a 1600n/c electric field? write in two significant numbers, and also in newton
Answers: 2
A fat wire, radius a, carries a constant current I, uniformly distributed over its cross section. A...
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