Q641
What type of magnetic material is normally used in bubble memories?
A.
Magnetic core
B.
Cobalt
C.
Garnet
AnswerD.
Metallic
E.
None of the above
Answer: Option C
Solution
Answer: Option C
Solution:
Garnets are a group of silicate minerals that have been used since the Bronze Age as gemstones and abrasives. All species of garnets possess similar physical properties and crystal forms, but differ in chemical composition.