what is the physics cbse syllabus for class 10th 2020-21?
Answers
Unit-wise weightage
Topics and sub-topics to be prepared form each unit
List of experiments to be performed for practical work
Question paper design for the annual board examination
Components of Internal Assessment
Prescribed books
Important* CBSE Class 10 Complete Guide for Preparations of Board Exam 2021
Students should make preparations according to the details and contents mentioned in the CBSE syllabus.
Theme: Natural Phenomena
Unit III: Natural Phenomena
Reflection of light by curved surfaces; Images formed by spherical mirrors, centre of curvature,
principal axis, principal focus, focal length, mirror formula (Derivation not required),
magnification.
Refraction; Laws of refraction, refractive index.
Refraction of light by spherical lens; Image formed by spherical lenses; Lens formula
(Derivation not required); Magnification. Power of a lens.
Refraction of light through a prism, dispersion of light, scattering of light, applications in daily
life.
Theme: How Things Work
Unit IV: Effects of Current
Electric current, potential difference and electric current. Ohm’s law; Resistance, Resistivity,
Factors on which the resistance of a conductor depends. Series combination of resistors,
parallel combination of resistors and its applications in daily life. Heating effect of electric
current and its applications in daily life. Electric power, Interrelation between P, V, I and R.
Magnetic effects of current : Magnetic field, field lines, field due to a current carrying
conductor, field due to current carrying coil or solenoid; Force on current carrying conductor,
Fleming’s Left Hand Rule, Electric Motor, Electromagnetic induction. Induced potential
difference, Induced current. Fleming’s Right Hand Rule.
Theme: Natural Resources
Unit V: Natural Resources
Our environment: Eco-system, Environmental problems, Ozone depletion, waste production
and their solutions. Biodegradable and non-biodegradable substances.
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