Multiple Choice
Electromagnetic induction is best defined as the process by which a voltage is produced in a conductor when there is:
A) energy produced by the rotating coils.
B) motion around the magnetic fields.
C) motion between the conductor and the magnetic field.
D) motion between the magnetic poles.
Correct Answer:
Verified
Correct Answer:
Verified
Q10: The _ electromagnet cannot be further magnetized.<br>A)open<br>B)shorted<br>C)saturated<br>D)capacitive
Q12: The amount of voltage that is induced
Q38: A solenoid converts electrical energy into mechanical
Q43: Aluminum, brass, and iron make good magnets.
Q46: If two north magnetic poles are brought
Q50: The movable part of the solenoid is
Q56: A weber is a unit of _.<br>A)reluctance<br>B)permeability<br>C)magnetic
Q60: If a tape recorderʹs output voltage increases
Q64: A magnetic field around a conductor is
Q65: If the number of turns of wire