2. What happens when electromagnet is made stronger?
A. Increases the current in the coils
B. Makes the iron core the same
C. Increases the number of coils in the wire
D. Increases the attraction of metal objects
A. Increases the current in the coils
B. Makes the iron core the same
C. Increases the number of coils in the wire
D. Increases the attraction of metal objects
Answers & Comments
Answer:
A.
Explanation:
A.increases the current in the coils