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In this section you will cover the following topics as per the syllabus:

  • Electric Charges
  • Conservation of charge
  • Coulomb's law-force between two point charges
  • Forces between multiple charges
  • Superposition principle and continuous charge distribution
  • Electric field 
  • Electric field due to a point charge
  • Electric field lines
  • Electric Dipole
  • Electric field due to a dipole
  • Torque on a dipole in uniform electric field
  • Electric Flux
  • Statement of Gauss's Theorem
  • Its application to find field due to infinitely long straight wire
  • Uniformly charged infinite plane sheet
  • Uniformly charged thin spherical shell( field inside and outside)


Lecture 1: Electric charges and fields

00:00:00

Lecture 2: Electric charges and fields -2

00:47:38
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In this Unit you will learn the following:

  • Electric Potential
  • Potential Difference
  • Potential due to a point charge
  • A dipole and system of charges
  • Equipotential surfaces
  • Electrical Potential Energy of a system of two points charges and of electric dipole in an electrostatic field
  • Conductor and Insulator
  • Free charges and bound charges inside a conductor
  • Dielectric and electric polarisation
  • Capacitor and Capacitance
  • Combination of Capacitors in series and in parallel
  • Capacitance of parallel plate capacitor with r without dielectric medium between the plates
  • Energy stored in a capacitor


Lecture 3: Electrostatic Potential and Capacitance -1

01:07:50

Lecture 4: Electrostatic Potential and Capacitance -2

01:12:54

Lecture 3: Electrostatic Potential and Capacitance - 3

00:57:36
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In this Unit you will learn the following:

  • Electric Current
  • Flow of electric charges in a metallic conductor
  • Drift velocity, mobility and their relation with electric current
  • Ohm's law
  • Electrical Resistance
  • V-I characteristic(linear and non-linear)
  • Electrical Energy and Power
  • Electrical Resistivity and Conductivity
  • Carbon Resistors
  • Colour code for carbon resistors
  • Series and Parallel Combination
  • Temperature dependence of resistance
  • Internal Resistance of a cell potential difference and emf of a cell
  • Combination of cells in series and in parallel
  • Kirchhoff's Laws 
  • Simple Applications
  • Wheatstone bridge
  • Meter Bridge
  • Potentiometer - Principle and its applications to measure potential difference and for comparing emf of two cells
  • Measurement of internal resistance of a cell.


Lecture 5: Current Electricity -1

01:02:08

Lecture 6: Current Electricity -2

00:44:38
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Moving Charges and Magnetism

  • Concept of magnetic field
  • Oersted's Experiment
  • Biot-Savart law and its application to current carrying loop
  • Ampere's law and application to infinitely long straight wire
  • Straight and toroidal solenoids
  • Force on a moving charge in magnetic and electric field
  • Cyclotron
Magnetism and Matter
  • Current loop as a magnetic dipole
  • Magnetic dipole moment
  • Magnetic dipole moment of a revolving electron
  • Magnetic field intensity due to a magnetic dipole(bar magnet) along its axis and perpendicular to its axis.
  • Torque on a magnetic dipole( bar magnet) in a uniform magnetic field
  • bar magnet as an equivalent solenoid
  • magnetic field lines
  • Earth's magnetic field and magnetic elements
  • Para, dia and ferro magnetic substances with examples
  • Electromagnets and factors affecting their strengths
  • Permanent Magnet


Lecture 8: Magnetic Effect of Electric Current -1

01:06:08

Lecture 9: Magnetic Effect of Electric Current -2

01:07:07

Lecture 10: Magnetic Effect of Electric Current -3

01:07:10

Lecture 11: Magnetism -1

00:57:27

Lecture 12: Magnetism -2

00:59:30

Lecture 13: Magnetism -3

00:49:42
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Electromagnetic Induction

  • Faraday's laws
  • Induced emf and current
  • Lenz's law
  • Eddy Currents
  • Self and mutual induction
Alternating Current
  • Alternating Currents
  • Peak and rms value of alternating current/ Voltage
  • Reactance and Impedence
  • LC Oscillations(qualitative treatment only)
  • LCR series circuit
  • Resonance
  • Power in AC circuits
  • Wattless current.
AC generator and transformer


Lecture 14: Electromagnetic Induction

-

Lecture 15: Electromagnetic Induction

01:10:54

Lecture 16: Alternating Current

01:02:16

Lecture 17: Alternating Current -2

00:52:41

Lecture 18: Alternating Current -3

00:55:41

Lecture 19: Alternating Current -4

00:56:55

Lecture 20: Alternating Current -5

00:59:38
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In this section you will learn the following:

  • Basic idea and displacement current.
  • Electromagnetic waves, their characterstics, their transverse nature( qualitative ideas only)
  • Electromagnetic Spectrum( radio waves, micro waves, infrared, visible, ultraviolet, X rays, Gamma rays) including elementary facts about their uses. 


Lecture 21: Electromagnetic Waves

00:54:34
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Lecture 22: Ray Optics Part 1

00:48:44

Lecture 23: Ray Optics Part 2

00:55:00

Lecture 24: Ray Optics Part 3

00:57:45

Lecture 25: Ray Optics Part 4

00:54:01

Lecture 26: Ray Optics Part 5

01:06:25
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Lecture 27: Wave Optics Part 1

01:08:14

Lecture 28: Wave Optics Part 2

00:53:16

Lecture 29: Wave Optics Part 3

00:56:20

Lecture 30: Wave Optics Part 4

00:32:52
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Lecture 31: Dual Nature of Matter & Radiation Part 1

00:43:54

Lecture 32: Dual Nature of Matter & Radiation Part 2

00:55:10

Lecture 33: Dual Nature of Matter & Rediation Part 2

00:38:39
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Lecture 34: Atom Part 1

00:43:42

Lecture 35: Atom Part 2

00:33:39

Lecture 36: Atom part 3

00:43:57
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Lecture 37: Nuclei Part- 1

00:45:52

Lecture 38: Nuclei Part- 2

00:46:18

Lecture 39: Nuclei Part- 3

00:41:37
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Lecture 40: Semiconductor Part- 1

00:48:32

Lecture 41: Semiconductor Part 2

01:01:10

Lecture 42: Semiconductor Part 3

00:45:33

Lecture 43: Semiconductor Part 3

00:52:05

Lecture 44: Semiconductor Part 4

00:46:17

Lecture 45: Semiconductor Part 5

01:04:42
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Lecture 46: Communication Systems

00:55:58
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Lecture 1: Electrostatics (Numericals)

-

Lecture 2: Electrostatics Potential and Capacitance

-

Lecture 3: Current Electricity

-
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Published    02-Mar-2017      Bilingual

Redefining the basics is the collection of all the videos up to Unit- V. In these you will learn the following topics:

  • Electric charges and Fields
  • Electrostatic Potential and Capacitance
  • Current Electricity
  • Moving Charges and Magnetism
  • Magnetism and Matter
  • Electromagnetic Induction 
  • Alternating Current
  • Electromagnetic waves

Narender Singh

Phone: 07********26 Email: nar********@gmail.com
Address: C-9/31 SECTOR 15 ROHINI NEW DELHI Institute:

About Us

Hello Friends. I am Narender Singh Bobby. Faculty of Physics of Studykhazana. I will cover all the chapters of physics of Class XI and XII. I will provide you complete course with their mock test series with all the important questions. Moreover you can ask doubts or queries if any. I will always be their to help you.


Qualification

B.Sc Physics (H),B.ED


Biography

I AM TEACHING PHYSICS SINCE 2011

PHYSICS

Easily understanding with profesionals teachers



STUDY KHAZANA is an e-treasure of knowledge and education with one aim of upbringing the level of education all over the India. In the journey of more than 25 years with 150 centers across the India we discovered that many student are out of the reach of proper education due to poverty.

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