An example of an electromagnetic device is:
A) the relay
B) a tape recording head
C) the loudspeaker
D) the solenoid
E) all of the above
Correct Answer:
Verified
Q6: A group of magnetic force lines going
Q7: Magnetomotive force is:
A) directly proportional to the
Q8: The amount of magnetomotive force is inversely
Q9: Magnetic flux lines are never continuous outside
Q10: The right hand rule is used for
Q12: What constitutes an electromagnet?
A) a core material
Q13: There is 1.5 A of current through
Q14: What is the amount of flux in
Q15: Materials that can be magnetized are called
Q16: Permanent magnets are characterized by the fact
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