Steel is more suitable for permanent magnet than iron because the former
PHYSICS
JAMB 1999
Steel is more suitable for permanent magnet than iron because the former
- A. is easily demagnetized by shaing vigorously
- B. is an alloy of many metals
- C. is easily magnetized by alternating current through one cycle
- D. retains magnetism more than iron
Correct Answer: D. retains magnetism more than iron
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