How does low friction make Maglev more efficient and able to travel at very high speed?
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A: When a slotted metal plate enters the field, an emf is induced by the change in flux, but it is…
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A: We know that emf ϵ=-LdIdt dIdt=ϵL
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A: Induced emf=lVB So i=E/R And recall P=iV
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A: Given: The variation in the length of the live and neutral wires trip the GFI.
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A: in a radio tuner we use a resonant circuit .
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