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Before the days of cable, televisions often had two antennae on them: one straight and one circular. Which antenna picked up the magnetic oscillations

Sagot :

Answer:A loop with an AC current

produces a changing magnetic

field. Two loops have the same

area, but one is made of plastic and

the other copper. In which of the

loops is the induced voltage

greater. A loop with an AC current produces

a changing magnetic field.

Consider a copper loop and next to

it, imagine a loop of air of equal

size. In which of the loops will the

induced electric field be greater.

Explanation: does this make since

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