Ray Optics: Reflection of light, spherical mirrors, mirror formula, refraction of light, total internal reflection and optical fibers, refraction at spherical surfaces, lenses, thin lens formula, lens maker’s formula, magnification, power of a lens, combination of thin lenses in contact, refraction of light through a prism.Optical instruments: Microscopes and astronomical telescopes (reflecting and refracting) and…
Syllabus: Basic idea of displacement current, Electromagnetic waves, their characteristics, their transverse nature (qualitative idea only). Electromagnetic spectrum (radio waves, microwaves, infrared, visible, ultraviolet, X-rays, gamma rays) including elementary facts about their uses. For interesting Videos of Physics follow our YouTube Channel “PHYSICS WITH UMESH RAJORIA“ Hello Students,Physics is the most crucial subject for all…
Syllabus: Alternating currents, peak and RMS value of alternating current/voltage; reactance and impedance; LCR series circuit (phasors only), resonance, power in AC circuits, power factor, wattless current. AC generator, Transformer. For interesting Videos of Physics follow our YouTube Channel “PHYSICS WITH UMESH RAJORIA“ Hello Students,Physics is the most crucial subject for all the students of…
Syllabus: Work done by a constant force and a variable force; kinetic energy, work-energy theorem, power. Notion of potential energy, potential energy of a spring, conservative forces: conservation of mechanical energy (kinetic and potential energies); non-conservative forces: motion in a vertical circle; elastic and inelastic collisions in one and two dimensions. For interesting Videos of…
Syllabus: Intuitive concept of force, Inertia, Newton’s first law of motion; momentum and Newton’s second law of motion; impulse; Newton’s third law of motion (recapitulation only). Law of conservation of linear momentum and its applications. Equilibrium of concurrent forces, Static and kinetic friction, laws of friction, rolling friction, lubrication. Dynamics of uniform circular motion: Centripetal…
Scalar and vector quantities; position and displacement vectors, Motion in a plane, cases of uniform velocity and uniform acceleration-projectile motion, uniform circular motion, Projectile motion and circular motion For interesting Videos of Physics follow our YouTube Channel “PHYSICS WITH UMESH RAJORIA“ Hello Students,Physics is the most crucial subject for all the students of class 11th,…
Syllabus: Elementary concepts of differentiation and integration for describing motion, uniform and non- uniform motion, average speed and instantaneous velocity, uniformly accelerated motion, velocity – time and position-time graphs. Relations for uniformly accelerated motion (graphical treatment). For interesting Videos of Physics follow our YouTube Channel “PHYSICS WITH UMESH RAJORIA“ Hello Students,Physics is the most crucial…
Need for measurement: Units of measurement; systems of units; SI units, fundamental and derived units. Length, mass and time measurements; accuracy and precision of measuring instruments; errors in measurement; significant figures. Dimensions of physical quantities, dimensional analysis and its applications. For interesting Videos of Physics follow our YouTube Channel “PHYSICS WITH UMESH RAJORIA“ Hello Students,Physics…
Syllabus: Scalar and vector quantities; vectors Basics, multiplication of vectors by a real number; addition and subtraction of vectors, relative velocity, Unit vector; resolution of a vector in a plane, rectangular components, Scalar and Vector product of vectors. For interesting Videos of Physics follow our YouTube Channel “PHYSICS WITH UMESH RAJORIA“ Hello Students,Physics is the…
Syllabus: Electromagnetic induction; Faraday’s laws, induced EMF and current; Lenz’s Law, Motional EMF, Eddy Currents, Self and mutual induction. For interesting Videos of Physics follow our YouTube Channel “PHYSICS WITH UMESH RAJORIA“ Hello Students,Physics is the most crucial subject for all the students of class 11th, 12th and also for the students who are preparing…