Chapter-8 Magnetism — Online MCQ Test
SCIENCE · Samacheer Kalvi 9th · Tamil Nadu State Board
Practice Chapter-8 Magnetism with a free chapter-wise online MCQ test.
This chapter covers: Description Describes magnets magnetic fields magnetic effects and practical uses Keywords Magnet Magnetic Field Poles Magnetism.
AI-generated questions from basic to board-exam level, with instant results and explanations.
Chapter-8 Magnetism — Important Questions & Answers
Which of the following is a natural magnet?
- A. Steel bar
- B. Lodestone
- C. Iron nail
- D. Copper wire
Answer: B. Lodestone
Lodestone is a naturally occurring magnet. The other options are not natural magnets.
Lodestone is a naturally occurring magnet. The other options are not natural magnets.
The region around a magnet where its magnetic force is felt is called the ______.
- A. magnetic field
- B. electric field
- C. gravitational field
- D. force center
Answer: A. magnetic field
The space around a magnet in which magnetic force acts is called the magnetic field.
The space around a magnet in which magnetic force acts is called the magnetic field.
Two unlike magnetic poles ____ each other.
- A. repel
- B. attract
- C. neutralize
- D. magnetize
Answer: B. attract
Unlike poles attract each other, while like poles repel each other.
Unlike poles attract each other, while like poles repel each other.
A compass needle placed near a bar magnet gets deflected. What does this indicate?
- A. The magnet has no poles
- B. The compass is not magnetic
- C. The magnet produces a magnetic field
- D. The compass has broken
Answer: C. The magnet produces a magnetic field
A compass needle responds to magnetic fields, so its deflection shows the presence of a magnetic field.
A compass needle responds to magnetic fields, so its deflection shows the presence of a magnetic field.
Which statement about magnetic poles is the most accurate?
- A. A magnet can have only a north pole if cut carefully
- B. A magnet can have only a south pole if cut carefully
- C. Every magnet always has both north and south poles
- D. Poles disappear when the magnet is stored
Answer: C. Every magnet always has both north and south poles
A magnet always has two poles. Even if it is broken into pieces, each piece still has both poles.
A magnet always has two poles. Even if it is broken into pieces, each piece still has both poles.