Q936
Tiny rings made of magnetic material that can be polarised to represent binary 1 or 0 is called
A.
Magnetic core
AnswerB.
Magnetic disk
C.
Card punch
D.
Floppy disk
E.
None of the above
Answer: Option A
Solution
Answer: Option A
Solution:
A magnetic core is a piece of magnetic material with a high magnetic permeability used to confine and guide magnetic fields in electrical, electromechanical and magnetic devices such as electromagnets, transformers, electric motors, generators, inductors, magnetic recording heads and magnetic assemblies.