What are isogonic lines?

Important Questions on Magnetism

EASY

12th CBSE

IMPORTANT

New Simplified Physics (Vol 1) For Class 12>Chapter 5 - Magnetism>Text Based Exercises>Q 44

What are isoclinical lines?

EASY

12th CBSE

IMPORTANT

New Simplified Physics (Vol 1) For Class 12>Chapter 5 - Magnetism>Text Based Exercises>Q 45

What is an aclinic line?

EASY

12th CBSE

IMPORTANT

New Simplified Physics (Vol 1) For Class 12>Chapter 5 - Magnetism>Text Based Exercises>Q 46

What are isodynamic lines?

EASY

12th CBSE

IMPORTANT

New Simplified Physics (Vol 1) For Class 12>Chapter 5 - Magnetism>Text Based Exercises>Q 47

Define neutral point in the magnetic field of a bar magnet.

EASY

12th CBSE

IMPORTANT

New Simplified Physics (Vol 1) For Class 12>Chapter 5 - Magnetism>Text Based Exercises>Q 48

A magnet is placed with the north pole towards the north of the earth. Predict the position of the neutral points.

EASY

12th CBSE

IMPORTANT

New Simplified Physics (Vol 1) For Class 12>Chapter 5 - Magnetism>Text Based Exercises>Q 49

What is the difference between a compass needle and dip needle?

EASY

12th CBSE

IMPORTANT

New Simplified Physics (Vol 1) For Class 12>Chapter 5 - Magnetism>Text Based Exercises>Q 50

At a certain location in Africa, a compass needle points $15°$ West of the geographic north. What is the angle of declination at that point?

EASY

12th CBSE

IMPORTANT

New Simplified Physics (Vol 1) For Class 12>Chapter 5 - Magnetism>Text Based Exercises>Q 51

Torques ${\tau }_1$ and ${\tau }_2$ are required for a magnetic needle to remain perpendicular to the magnetic fields $B_1$ and $B_2$ at two different places. What is the ratio of the magnetic fields at the two places?