1. Which of the following is created by a magnetic flux that is changing in time

Question

1. Which of the following is created by a magnetic flux that is changing in time?
a) An electric current
b) A magnetic monopole (theoretically)
c) An electric charge
d) An EMF (aka, voltage)

2. A conducting rod moves through a magnetic field. Which of the following affects the voltage that develops along the length of the rod?
a) All of these affect the voltage that develops along the length of the rod.
b) The length of the rod
c) The speed of the rod
d) The strength of the external magnetic field

Explanation / Answer

Q1. d EMF

Induced emf by Faraday's Law

Q2. a. All of these affect the voltage that develops along the length of the rod.

Emf e = B*l*v

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