Physics, 03.07.2019 00:10 dymari10p59xn8
a long solenoid, of radius a, is driven by an alternating current, so that the field inside is sinusoidal: b(t) = b, cos(wt)ż. a circular loop of wire, of radius a/2 and resistance r, is placed inside the solenoid, and coaxial with it. find the current induced in the loop, as a function of time.
Answers: 3
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Which situation will produce the greatest change of momentum
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Physics, 22.06.2019 13:50, heatherlemaster
The magnitude of the poynting vector of a planar electromagnetic wave has an average value of 0.939 w/m^2 . the wave is incident upon a rectangular area, 1.5 m by 2.0 m, at right angles. how much total electromagnetic energy falls on the area during 1.0 minute?
Answers: 2
a long solenoid, of radius a, is driven by an alternating current, so that the field inside i...
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