SSC-1 Hub
Computer Science
Physics
Chemistry
Islamic Studies
Pak Studies
Login
Open main menu
Brief Questions and Answers (3 marks each)
1. Can two magnetic field lines intersect each other? Justify your answer.
2. A freely suspended magnet always points along north-south direction. Why?
3. What is the neutral zone or field-free region of the magnetic field?
4. Is there any material which does not have any magnetic behavior? Justify your answer.
5. A proton is also a charged particle and spins like an electron. Why is its effect neglected in the study of magnetism?
6. What is the geomagnetic reversal phenomenon? Explain.
7. Why does the Earth spin about its geographical axis instead of its magnetic axis? Explain.
8. Why are the Earth's geographical and magnetic axes not coincident? Explain.
9. What is the difference between paramagnetic and ferromagnetic materials?
10. At what factors does the strength of the magnetic field of an electromagnet depend?
11. Draw magnetic field lines of two solenoids placed near each other i) facing same poles to each other ii) facing opposite poles to each other.