Author Question: Faraday's law underlies the operation of A) an electric guitar. B) a shake flashlight. C) the ... (Read 31 times)

xroflmao · **on:** Jul 29, 2018

Faraday's law underlies the operation of

A) an electric guitar.
B) a shake flashlight.
C) the changing of traffic lights.
D) all of the above
E) none of the above

Question 2

The frequency of induced voltage in a wire coil depends on

A) the frequency of current producing it.
B) how frequently a magnet dips in and out of the coil.
C) the number of loops in the coil.