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 …
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Electrical engineering: Motor controller connection to Arduino
In this video we show you how to determine which wire is which and how to connect them to your Arduino. Electrical engineering Learn about …
VideoFree3 minutes
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Class 11 Physics (India): Deflate gate
Using the ideal gas equation to calculate the change in air pressure in a football at different temperatures. Class 11 Physics (India) Let'…
VideoFree9 minutes
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Health and medicine: Transudate vs exudate
In a pleural effusion, different fluids can enter the pleural cavity. Transudate is fluid pushed through the capillary due to high pressure…
VideoFree9 minutes
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Health and medicine: Panic disorder
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…
VideoFree5 minutes
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Class 12 Physics (India): PN breakdown and avalanche
What happens if the reverse biased voltage gets too high? The diode undergoes breakdown In this video we will explore what this 'breakdown'…
VideoFree9
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Class 12 Physics (India): Solved example: Lens makers formula
Can a convex lens diverge a beam of light? Let's do some problem-solving and figure out the focal length of the convex lens when it's kept …
VideoFree11
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Class 11 Physics (India): Carnot efficiency 2: Reversing the cycle
Seeing how we can scale and or reverse a Carnot Engine (to make a refrigerator) Class 11 Physics (India) Let's learn, practice, and master …
VideoFree14 minutes
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Electrical engineering: Power wires and on/off switch
In this video we show you how to switch on and off Bit-zee's electrical power. Electrical engineering Learn about electricity, circuit theo…
VideoFree5 minutes
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Physics: Question 1c: 2015 AP Physics 1 free response
Impact of adding a third mass to our string-pulley system. Physics Learn about the basic principles that govern the physical world around u…
VideoFree9 minutes
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Class 11 Physics (India): Components of vectors (example 2)
Sal figures out which vectors have the same x-component given the graphs of 4 different vectors. Class 11 Physics (India) Let's learn, prac…
VideoFree3
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Class 11 Physics (India): Connecting f and f' graphically
More practice with the relationship between the graph of a function and the graph of its derivative. Class 11 Physics (India) Let's learn, …
VideoFree4
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Class 11 Physics (India): Moments
Introduction to moments Class 11 Physics (India) Let's learn, practice, and master topics of class 11 physics (NCERT) starting with kinemat…
VideoFree14 minutes
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Class 11 Physics (India): Quasistatic and reversible processes
Using theoretically quasi-static and/or reversible processes to stay pretty much at equilibrium. Class 11 Physics (India) Let's learn, prac…
VideoFree15 minutes
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Class 11 Physics (India): Macrostates and microstates
In physics, a microstate is defined as the arrangement of each molecule in the system at a single instant. A macrostate is defined by the m…
VideoFree18 minutes
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Health and medicine: Treating type II diabetes - Pharmacology
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…
VideoFree9 minutes