Skip to main content

Mirror formula | Class 10 science | Concave mirror | Convex mirror | Physics

Post a Comment

MAGNETIC FIELD/MAGNETIC FIELD LINES/PROPERTIES OF MAGNETIC FIELD LINES: LEC-03 :CLASS12 PHYSICS


 PHYSICS

CLASS-12
CBSE/JEE-IIT/NEET/ICSE/BSEB (BIHAR BOARD )
LECTURE-3
MAGNETS AND EARTH MAGNETISM
MAGNETIC FIELD AND MAGNETIC FIELD LINES & PROPERTIES OF MAGNETIC FIELD LINES :
Magnetic field :
Concept of magnetic field,
Definition of magnetic field,
Strength of magnetic field,
Faradays views on magnetic field.
Magnetic field lines :
Concept of magnetic field line,
Definition of magnetic field line,
Definition of magnetic field line by Faraday,
Father of electricity,
Properties of magnetic field lines :
1. Magnetic field lines are closed continuous curves
2. They will never intersect each other.
3. They contract longitudinally.
4. They dilate laterally.

BY SHIVANAND CHOUDHARY
www.snphysicsexpert.com
B.D. GURUKUL
RISHI NAGAR, RANIBAGH, DELHI-34, INDIA
Google page: https://g.page/bdgurukul
Facebook page: S n Physics Expert
VISIT : GOOGLE, TWITTER, YOUTUBE, JUST DIAL, INSTAGRAM, LinkedIn

Labels:

Comments

Post a Comment

If any student or reader has any doubt, comment me. I will reply within 24 hours.
Thanks

Popular posts from this blog

Grouping of cells : Class 12 Physics : Combination of cells in Series/Parallel & Mixed

  PHYSICS CLASS-12 CBSE/ICSE/BSEB(BIHAR BOARD)/IB BOARD/IIT-JEE/NEET LECTURE-17 CHAPTER : CURRENT ELECTRICITY GROUPING OF CELLS IN SERIES/PARALLEL/MIXED                                                OR COMBINATION OF CELLS IN SERIES/ PARALLEL / MIXED : COMPLETE SYLLABUS FOR CLASS-12 : Grouping of cells: 1.Definition 2. Need of grouping 3.Kinds of grouping Grouping of cells in series: 1. Definition 2.Need of grouping of cells in series 3.Circuit diagram 4.Equivalent emf 5.Equivalent/ total resistance of the circuit 6.Derivation of an expression for current 7.Uses of grouping of cells in series 8.Special cases 9. Condition for usefulness Grouping of cells in parallel : 1. Definition 2.Need of grouping of cells in parallel 3.Circuit...
1 comment
Read more

Wheatstone Bridge Principle:Class-12th Physics

  PHYSICS CLASS-12 CBSE / JEE-IIT / NEET / BSEB ( BIHAR BOARD ) LECTURE-4 CURRENT ELECTRICITY ( CONTINUED ) WHEATSTONE BRIDGE PRINCIPLE : Wheatstone bridge principle ,           Definition of bridge ,.                              Statement of principle ,.                             Proof ,                                                                   Circuit diagram ,                                           Uses ,                              ...
2 comments
Read more

Combination of Lenses & Power of Lenses Class-12th Physics

  Physics Class-12 CBSE/ICSE/IB Board/BSEB Bihar/ All Indian Boards/IIT-JEE/NEET Optics Lecture-22 Ray Optics Power of a Lens and Combination of Lenses                                               Power of a Lens : 1. Definition of power of lens 2. Measurement of power of lens 3. Expression for power of lens 4. SI Unit of power of lens 5. Definition of dioptre (D) 6. Sign of power of lens Combination of Lenses : 1. Introduction 2. Kinds of combination of lenses :     (a) When two thin lenses are in contact     (b) When two thin lenses are separated by a distance (d) 3.Equivalent focal length of combination of lenses 4. Expression for equivalent focal length 5. Derivation of expression for equivalent focal ...
Post a Comment
Read more