Important Chapter Wise Derivations for 12th Physics Board Exam

By | February 12, 2019

Important Topics and Derivations for CBSE Class 12 Physics Board Exam 2019

Important Topics and Derivations for CBSE Class 12 Physics Board Exam 2019

Learn about essential subjects and derivations which can also be requested in CBSE Class 12 Physics Board Exam 2019. CBSE will quickly unencumber date sheet for Class 12 board examination 2019. CBSE Class 12 Physics Board Exam 2019 is predicted to be held in mid of March.

The syllabus of CBSE Class 12 Physics is huge. There are general 15 chapters (or 10 Units) in NCERT textbooks of Class 12 Physics (Part I and Part II). Students making ready for CBSE Class 12 Physics board examination 2019 will have to learn about essential subjects and derivations.

Although the entire subjects discussed in newest CBSE Class 12th Physics syllabus 2019 are essential. But, after the research of a few earlier 12 months papers of CBSE Class 12th Physics, we now have recognized some essential derivations, subjects and questions which can be extraordinarily essential for CBSE Class 12th Physics 2019 board examination.

CBSE Class 12 Physics Sample Paper 2019

NCERT Based Notes for CBSE Class 12th Physics Board Exam 2019: All Chapters

Complete main points associated with essential derivations and subjects which can also be requested in CBSE Class 12 board examination 2019 are given beneath:

Unit 1: Electrostatics

There are two chapters on this unit. Chapter: 1 is Electric Charges and Fields and Chapter: 2 is Electrostatic Potential and Capacitance. Important subjects and derivations of those chapters are given beneath:

Chapter 1: Electric Charges and Fields

Coulomb’s regulation in vector shape (Agreement with Newton’s 3rd regulation i.e. F12 = ‒F21).

Electric box depth on Equatorial Line & Axial Line of an Electric Dipole.

Electric Field Intensity at quite a lot of issues because of a uniformly charged round shell (skinny & thick each).

Electric filed depth because of a skinny endless aircraft sheet of price.

Application of Gauss theorem in calculation of electrical box.

Chapter 2: Electrostatic Potential and Capacitance

Electric Potential because of some extent price.

Electric Potential on Axial Line & Equatorial Line of an Electric Dipole.

Capacitance of parallel plate capacitor (without or with dielectric medium).

Energy saved in a capacitor.

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Unit 2: Current Electricity

There is just one bankruptcy on this unit this is Current Electricity. Important ideas and derivations anticipated to be requested in CBSE Class 12 Physics board examination 2019 from this bankruptcy are given beneath:

Chapter ‒ 3: Current Electricity

Expression for flow speed.

Relation between latest and flow speed.

Series and parallel connection of resistors (Derivations and Numerical Problems).

Kirchhoff’s regulations and easy programs (Definition and Numerical Problems).

Potentiometer (Numerical are anticipated this 12 months)

Unit 3: Magnetic Effects of Current and Magnetism

There are two chapters on this unit of Class 12 Physics NCERT textbook. Name of those chapters are Moving Charges and Magnetism & Magnetism and Matter.

Important subjects and derivations of those chapters are given beneath:

 Chapter – 4: Moving Charges and Magnetism

Application of Biot – Savart regulation (Calculation of magnetic box because of latest wearing round loop).

Ampere’s regulation and its programs (Magnetic box because of infinitely lengthy immediately twine; Straight and toroidal solenoids).

Force on a transferring price in uniform magnetic and electrical fields (Numerical and Derication)

Cyclotron (Diagram, Theory and Derivation).

Force on a current-carrying conductor in a uniform magnetic box (Derivation and Numerical Problems).

Force between two parallel current-carrying conductors (together with definition of ampere).

Torque skilled by way of a latest loop in uniform magnetic box.

Moving coil galvanometer-its latest sensitivity and conversion to ammeter and voltmeter.

Chapter ‒ 5: Magnetism and Matter

Current loop as a magnetic dipole and its magnetic dipole second.

Magnetic dipole second of a revolving electron.

Magnetic box depth because of a magnetic dipole (bar magnet) alongside its axis and perpendicular to its axis.

Torque on a magnetic dipole (bar magnet) in a uniform magnetic box.

Properties of Para-, dia- and ferro – magnetic elements

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Unit 4 Electromagnetic Induction and Alternating Current

There are two chapters on this unit of Class 12 Physics Syllabus. Name of those chapters are Electromagnetic Induction and Alternating Current.

Important subjects and derivations of those chapters are given beneath:

Chapter – 6: Electromagnetic Induction

Motional EMF or Induced EMF (Derivations and Numerical Problems).

Mutual Induction and Self Induction.

Chapter – 7: Alternating Current

Relation between rms and height price of latest & emf (Numerical Problems and Derivations).

Reactance, impedance & moderate energy in collection LCR, LR, CR or LR circuit. (Numerical Problems and Derivations).

Resonance in collection LCR circuit. (Numerical Problems and Derivations).

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Unit 5: Electromagnetic waves

There is just one bankruptcy on this unit and that’s Electromagnetic waves. Important subjects and derivations of this bankruptcy are given beneath:

Displacement latest (Basic Concept)

Characteristic and Properties of EM Waves

Electromagnetic spectrum

Unit 6 Optics

There are 2 chapters on this unit. Name of those bankruptcy are Ray Optics and Optical Instruments & Wave Optics.

Important subjects of this bankruptcy are given beneath:

Chapter-9: Ray Optics and Optical Instruments

Total Internal Reflection (Definition and Numerical Problems)

Lensmaker’s formulation (Derivations and Numerical Problems)

Refraction and dispersion of sunshine via a prism (Derivations and Numerical Problems)

Scattering of sunshine (Blue color of sky, reddish look of the solar at first light and sundown)

Microscopes and astronomical telescopes (Ray Diagram & Numerical Problems)

Refractive Index of a Prism and Condition for Minimum Deviation (Derivations and Numerical Problems)

Chapter-10: Wave Optics

Young double slit experiment (Derivations and Numerical Problems)

Diffraction the use of unmarried slit (Derivations and Numerical Problems)

Polarisation (Definition and Numerical Problems)

Unit 7: Dual Nature of Radiation and Matter

There is just one bankruptcy on this unit. Name of the bankruptcy is Dual Nature of Matter and Radiation. Important subjects of this bankruptcy are given beneath:

Chapter-11: Dual Nature of Radiation and Matter

Dual nature of radiation

Photoelectric impact

Hertz and Lenard’s observations;

Einstein’s photoelectric equation-particle nature of sunshine

Unit 8: Atoms and Nuclei

There are two chapters on this unit. Name of those chapters are: Atoms and Nuclei. Important subjects and derivations of this bankruptcy are given beneath:

Chapter-12: Atoms

Alpha-particle scattering experiment

Expression of radius (hydrogen like atoms)

Bohr fashion, power ranges, hydrogen spectrum (Including numerical issues)

Chapter-13: Nuclei

N = Neλt

Mass defect (Definition and Numerical Problems)

Binding power in line with nucleon and its variation with mass quantity (Definition and Numerical Problems)

Nuclear fission & Nuclear fusion (Definition and Numerical Problems)

Unit 9 Electronic Devices

Only one bankruptcy is there on this unit. The title of this bankruptcy is Semiconductor Electronics: Materials, Devices and Simple Circuits. Important subjects of this bankruptcy are given beneath:

Chapter -14: Semiconductor Electronics: Materials, Devices and Simple Circuits

Energy bands in Conductors; Semiconductors and Insulators (qualitative concepts handiest)

Semiconductor diode: I-V traits in ahead and opposite bias

Diode as a rectifier

Junction transistor: Common base transistor amplifier and Common emitter transistor amplifier

Unit 10 Communication System

Only one bankruptcy is there on this unit. The title of this bankruptcy is Communication System. Important subjects and derivations of this bankruptcy are given beneath:

Chapter-15: Communication System

Elements of a conversation device

Propagation of electromagnetic waves within the surroundings, sky & area wave propagation, satellite tv for pc conversation.

Types of Modulation and Modulation Index

These are some essential derivations and subject from the entire 10 devices (or 15 Chapters) of CBSE Class 12th Physics which can be more likely to be requested in coming 2019 board examination. While making ready for CBSE Class 12th Physics board examination 2019, scholars will have to give precedence to the themes discussed above.

NCERT Solutions for CBSE Class 12 Physics

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