Question

Which of the following is/are true about magnets?

• A. Magnets always have two poles
• B. Magnetic monopoles do not exist
• C. The most powerful magnet in the universe is actually a star called a magnetar.
• D. Both A and B

Answer 1

Answer: (A), (B), (C)

The correct options are
A Magnets always have two poles
B Magnetic monopoles do not exist
C The most powerful magnet in the universe is actually a star called a magnetar.

We know that magnetic monopoles do not exist and magnets have two poles. So statements A and B are true.
Also, it is a fact that magnetar is the most powerful magnet in the universe. So statement C is also true.