This article will give you the complete list of the important physics derivatives for Class 12, which comprise a critical syllabus section.
Class XII board syllabus covers a considerable chunk of the JEE Syllabus. Therefore, the students need to be thorough with the topics of the board examination. If a candidate scores well on the board examination, the chances are that they might score well on the JEE Exam as well. The students should take advantage of the time and thoroughly brush up on the important topics to score better in the examination.
Physics Important Derivations for Class 12th
Here, we are going to list all the important chapter-wise derivations of Physics for Class 12th:
Unit No 1: Electrostatics
- Electric field intensity on axial line of dipole
- Electric field intensity on equatorial line of dipole
- Torque on dipole in uniform external field
- Work done in rotating dipole in uniform external field and potential energy of dipole
- Proof of Gauss law
- Electric field intensity due to uniformly charged infinite line of charge
- Electric field intensity due to uniformly charged infinite plane sheet
- Electric field intensity due to uniformly charged spherical shell
Unit No 2: Electrostatic potential and capacitance
- Electric potential due to point charge
- Electric potential at any point due to dipole
- Capacitance of parallel plate capacitor
- Capacitance of parallel plate capacitor with dielectric slab
- Capacitance of parallel plate capacitor with conducting slab
- Capacitance of single sphere
- Energy stored in capacitor
Unit No 3: Current electricity
Unit No 4: Moving charges and magnetism
- Magnetic field intensity due to a straight current carrying conductor of finite length
- Magnetic field intensity due to a circular loop of current carrying conductor
- Magnetic field at any point on the axis of a circular loop
- Magnetic field intensity at any point inside a solenoid
- Proof of Ampere’s circuital law
- Lorentz law
- Force on a current carrying conductor in an uniform magnetic field
- Force and torque acting on a current carrying loop in an uniform magnetic field
- Force between parallel current carrying conductors
Unit No 5: Magnetism and Matter
- Magnetic field of bar magnet on axial point
- Magnetic field of bar magnet on equatorial point
- Torque acting on magnetic dipole in uniform external field
- Work done in rotating a magnetic dipole in an uniform magnetic field
- Magnetic dipole moment of revolving electron
Unit No 6: Electromagnetic induction
Unit No 7: Alternating currents
- Mean value of AC
- RMS value of AC
- AC through pure resistor
- AC through pure inductor
- AC through pure capacitor
- AC through LCR circuit
- Power in AC circuit
- Resonance condition of a series LCR circuit
- Sharpness of resonance in a series resonant circuit. Find expression for Q-factor of circuit
Unit No 8: Electromagnetic waves
Unit No 9: Ray optics and optical instruments
- Mirror formula concave mirror: Real
- Mirror formula concave mirror: Virtual
- Mirror formula convex mirror
- Total internal reflection
- Lens maker’s formula: Convex
- Lens maker’s formula: Concave
- Refraction through a glass prism and angle of deviation
- Refraction from denser to rarer (convex, real)
- Refraction from denser to rarer (concave, virtual)
- Refraction from rarer to denser (convex, virtual)
- Refraction from rarer to denser (convex, real)
- Refraction from rarer to denser (concave, virtual)
- Relation of critical angle with refractive index
- Total magnification of compound microscope
- Magnifying power of astronomical telescope
- Lateral displacement glass slab
Unit No 10: Wave optics
- Width of central maximum
- Width of secondary maximum
- Diffraction using single slit
- Condition for constructive and destructive interference
Unit No 11: Dual nature of radiation and matter
Unit No 12: Atoms
- Bohr’s quantization condition
- Energy of electron in any orbit
- Expression for radius of nth orbit
- Frequency of electron moving in nth orbit
Unit No 13: Nuclei
- Binding energy
- Relation between decay constant and half-life period
- Deduce radioactivity decay law
- Relation between mean life and decay constant
Conclusion
Physics derivations are an important topic in the Class XII board examinations. However, if you are thorough with these derivations, you can also easily clear your JEE. This post has mentioned some of the most important physics derivations you should know about.
We hope that this information serves your interest.
Good luck with all your future endeavors!
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