Which of the following statements is correct? |
1. A cylindrical magnet has only one pole. |
2. Maximum iron filings sticks in the middle of a bar magnet when it is brought near them. |
3. A nickel wire is attracted by a magnet. |
4. The attraction of a magnet is strongest at its poles. |
A) 1, 2 and 3
B) 2, 3 and 4
C) 1 and 4 only
D) 3 and 4 only
E) None of these
Correct Answer: D
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