D.
___4. Which does not affect the magnetism of an electromagnet?
A magnet
C. number of coils
B. number of the batteries
D. size of the nail
___5. What material is produced when coil of wire is wind around an iron nail?
A. battery
C. electromagnet
B. circuit
D. magnet
pa tulong po (•. •)
___4. Which does not affect the magnetism of an electromagnet?
A magnet
C. number of coils
B. number of the batteries
D. size of the nail
___5. What material is produced when coil of wire is wind around an iron nail?
A. battery
C. electromagnet
B. circuit
D. magnet
pa tulong po (•. •)
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Answer:
4.C 5.B thats the answer...
Answer:
4:b. number of the batteries
5:c.electromagnet