Class 12 physics subjects are interesting and require
good learning materials to excel. Conceptual understanding can be improved by a
digital solution. Optics is one of the most important chapters, and you will
learn that nothing in its basic nature distinguishes light from any other electromagnetic
wave. What distinguishes light from other electromagnetic waves is that we have
receptors (eyes) that are only sensitive to electromagnetic radiation in a
narrow range of wavelengths from about 400 nm (purple) to about 700 nm (red).
We will treat light as a wave motion in the context of interference and
diffraction, but as a flow of photons while explaining the photoelectric
effect.
Huygens wave theory.
(i) Each point on a wavefront acts as a source of new
interference and emits its own set of spherical waves called secondary
wavelets. Secondary wavelets move at the speed of light in all directions as
long as they move in the same medium.
(ii) The envelope or location of these forward
wavelets indicates the position of the new wavefront at any later time.
(A surface where the wave disturbance is in the same
phase at all points is called the wave front.)
The wave optics is an effect which depends on the wave
nature of the light. In fact, interference and diffraction experiments prove
that light (at least in these circumstances) behaves more like a wave than a
flow of particles (as Newton believed).
Chapters of Physics class 12 Notes
Class 12 physics chapters are important for the CBSE
board and for entrance exams like JEE and NEET. The weight of the chapters of
class 12 in the selection test is greater compared to the chapters of class 11
of physics. Therefore, you must be more careful and prepare very well. The
chapters of physics class 12 are.
Physics notes for class 12 chapter by chapter
1. Chapter 1 Charges and electric fields Class 12
Notes
2. Chapter 2 Notes on the electrostatic potential and
the capacity class 12
3. Chapter 3 Current Current Class 12 Notes
4. Chapter 4 Mobile load and magnetism Class 12 Notes
5. Chapter 5 Magnetism and matter Class notes 12
6. Chapter 6 Electromagnetic induction Class 12 Notes
7. Chapter 7 AC Class 12 Notes
8. Chapter 8 Class 12 electromagnetic waves Notes
9. Chapter 9 Ray optics and optical instruments Class
12 Notes
10. Chapter 10 Notes on class 12 wave optics
11. Chapter 11 Dual nature of radiation and matter
Class 12 Notes
12. Chapter 12 Class 12 Atoms Notes
13. Chapter 13 Cores Class 12 Notes
14. Chapter 14 Semiconductor electronics: simple
hardware, devices and circuits.
15. Chapter 15 Notes on class 12 communication systems
Why Entrancei for Physics Class 12 Notes
The academic entry team is made up of a team of very
experienced teachers who have prepared a special academic resource for physics
class 12. We have prepared several sections for class 12 physics for students
preparing for JEE and preparing for the CBSE board exam. Our team understands
the resource requirements for class 12 physics and how they are used. You can
get detailed notes on Chapter 12 of the physical chapter with resolved and
unresolved examples. Each chapter of the physics notes for class 12 consists of
one to five exercises with objective questions that have improved your learning
of the chapters. The Ncert solutions for class 12 will help you pass the
exam prepared by our academic team. On the same page, you will find an online
questionnaire chapter by page for physics in class 12. The model of the online
questionnaire is similar to that of exam management. In addition to these
resources, you can read important questions for class 12 physics and various
segments for class 12 physics formulas. In addition to using the class 12
physics mentioned above, you can download documents from the previous year,
examples of Class 12 physics documents, key chemical formulas and list of name
reactions for organic chemistry. In the doubts on chemistry section, you will
find many doubts about class 12 physics, which have been resolved by examples.
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