Are you overwhelmed by the sheer volume of formulas you need to remember for your class 11 and 12 physics, chemistry, and biology exams? Don’t worry; you’re not alone. Many students find themselves struggling to retain all the essential formulas required to excel in these subjects. However, with the right approach, creating and mastering a…
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Electric charge is a fundamental concept in physics that plays a crucial role in our everyday lives, from powering our devices to generating lightning in the sky. In this blog, we’ll explore what electric charge is, its properties, and how it impacts the world around us. What is Electric Charge? Electric charge is a property…
Creating excellent handwritten physics notes is essential for understanding and succeeding in your physics studies. Here’s a summary of the key points in simpler language: Get the Right Supplies: Before you start, make sure you have good quality notebooks, pens, pencils, an eraser, a ruler, and a calculator. It’s helpful to use paper with a…
Physics can seem tough, especially if you’re getting ready for big exams like NEET and JEE. But with the right help, mastering physics can be possible. Umesh Rajoria has made handwritten notes for Class 11, 12, NEET, and JEE, and they can be a huge help. In this article, we’ll look at what makes these…
Energy bands in conductors, semiconductors and insulators (qualitative ideas only) Intrinsic and extrinsic semiconductors- p and n type, p-n junctionSemiconductor diode – I-V characteristics in forward and reverse bias, application of junction diode -diode as a rectifier. For interesting Videos of Physics follow our YouTube Channel “PHYSICS WITH UMESH RAJORIA“ Hello Students,Physics is the most…
Syllabus: Composition and size of nucleus, nuclear forceMass-energy relation, mass defect; binding energy per nucleon and its variation with mass number; nuclear fission, nuclear fusion. 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…
Syllabus: Alpha-particle scattering experiment; Rutherford’s model of atom; Bohr model of hydrogen atom, Expression for radius of nth possible orbit, velocity and energy of electron in his orbit, of hydrogen line spectra (qualitative treatment only). For interesting Videos of Physics follow our YouTube Channel “PHYSICS WITH UMESH RAJORIA“ Hello Students,Physics is the most crucial subject…
Syllabus: Dual nature of radiation, Photoelectric effect, Hertz and Lenard’s observations; Einstein’s photoelectric equation-particle nature of light.Experimental study of photoelectric effectMatter waves-wave nature of particles, de-Broglie relation. 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…
Syllabus: Wave optics: Wave front and Huygen’s principle, reflection and refraction of plane wave at a plane surface using wave fronts. Proof of laws of reflection and refraction using Huygen’s principle. Interference, Young’s double slit experiment and expression for fringe width (No derivation final expression only), coherent sources and sustained interference of light, diffraction due…