Khan Academy: 2757 products
Khan Academy is an organization on a mission. We're a not-for-profit with the goal of changing education for the better by providing a free world-class education for anyone anywhere.
All of the site's resources are available to anyone. It doesn't matter if you are a student, teacher, home-schooler, principal, adult returning to the classroom after 20 years, or a friendly alien just trying to get …
check_box_outline_blank
Health and medicine: Schizophrenia diagnosis
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…
VideoFree6 minutes
check_box_outline_blank
Electrical engineering: Application of the fundamental laws (solve)
We solve the equations created by direct application of the fundamental laws: Ohm's Law and Kirchhoff's Laws. (Part 2 of 2) Electrical engi…
VideoFree9 minutes
check_box_outline_blank
Electrical engineering: Switch block
Control robot behavior based on some condition Electrical engineering Learn about electricity, circuit theory, and introductory electronics…
VideoFree4 minutes
check_box_outline_blank
Class 11 Physics (India): Derivative as slope of curve
Sal solves a couple of problems where he interprets the derivative of a function at a point as the slope of the curve, or of the line tange…
VideoFree6
check_box_outline_blank
Class 11 Physics (India): Worked example: positive & negative intervals
Finding the positive or negative intervals of a function from its graph. Class 11 Physics (India) Let's learn, practice, and master topics …
VideoFree1
check_box_outline_blank
Class 11 Physics (India): The derivative of x² at x=3 using the formal definition
Sal finds the limit expression for the derivative of f(x)=x² at the point x=3 and evaluates it. Class 11 Physics (India) Let's learn, pract…
VideoFree8
check_box_outline_blank
Class 11 Physics (India) - Hindi: Constructive and Destructive interference (Hindi)
In this video Ram explains how Noise canceling headphones work using constructive and destructive interference. Class 11 Physics (India) - …
VideoFree8
check_box_outline_blank
Class 11 Physics (India): Recognizing vectors
Watch Sal figure out which of a few options could be represented by a vector. Remember that vectors have both magnitude and direction! Clas…
VideoFree3
check_box_outline_blank
Class 12 Physics (India): Full wave rectifiers
Half-wave rectifiers only keep the circuit on for half the time. To get more output we need a full wave rectifier In this video, let's see …
VideoFree8
check_box_outline_blank
Class 11 Physics (India): Carnot cycle and Carnot engine
Introduction to the Carnot cycle and Carnot heat engine Class 11 Physics (India) Let's learn, practice, and master topics of class 11 physi…
VideoFree21 minutes
check_box_outline_blank
Class 11 Physics (India): Force of friction keeping velocity constant
Calculating the coefficient of kinetic friction (correction made in next video) Class 11 Physics (India) Let's learn, practice, and master …
VideoFree9 minutes
check_box_outline_blank
Class 11 Physics (India): Formal and alternate form of the derivative
Sal introduces two ways of writing the limit expression for the derivative of a function at a point. Class 11 Physics (India) Let's learn, …
VideoFree5
check_box_outline_blank
Class 11 Physics (India): Definition of amplitude and period
David defines the terms amplitude and period for simple harmonic motion and shows how to find them on a graph. Class 11 Physics (India) Let…
VideoFree10 minutes
check_box_outline_blank
Class 11 Physics (India) - Hindi: Intuition on static and kinetic friction comparisons (Hindi)
Why static friction is harder to overcome than kinetic friction. Class 11 Physics (India) - Hindi To help students who prefer to learn by w…
VideoFree7
check_box_outline_blank
Class 11 Physics (India) - Hindi: Equation for simple harmonic oscillators (Hindi)
In this video Ram explains the equation that represents the motion of a simple harmonic oscillator and solves an example problem. Class 11 …
VideoFree17