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 functions
This video outlines in simple terms why a motor controller is needed and what it does Electrical engineering Learn about electricity, circu…
VideoFree5 minutes
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Class 11 Physics (India) - Hindi: Visual understanding of centripetal acceleration formula (Hindi)
Visual understanding of how centripetal acceleration relates to velocity and radius. Class 11 Physics (India) - Hindi To help students who …
VideoFree11
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Health and medicine: Reiter's syndrome
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…
VideoFree8 minutes
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Class 11 Physics (India): Thermal energy from friction
In this video David shows how to find the energy generated by the force of friction and solves an example conservation of energy problem in…
VideoFree15 minutes
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Class 11 Physics (India): Ultrasound medical imaging
Ultrasound medical imaging (also known as sonography) is a diagnostic imaging tool that uses high-frequency sound waves to create images of…
VideoFree6 minutes
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Class 11 Physics (India): Intro to logarithms
Sal explains what logarithms are and gives a few examples of finding logarithms. Class 11 Physics (India) Let's learn, practice, and master…
VideoFree7
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Class 11 Physics (India) - Hindi: LOL diagrams (Hindi)
Ram shows how LOL diagrams allow us to visually represent what we mean by conservation of energy as well as what we mean by an energy syste…
VideoFree22
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Class 10 Physics (India): Structure of human eye
Let's explore the major parts of our eye, and see what each one does. Created by Mahesh Shenoy Class 10 Physics (India) Let's explore the m…
VideoFree10
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Class 12 Physics (India): Magnetic force on a charge
Sal shows how to find the size and direction of the magnetic force using F=qvB and the right hand rule. Class 12 Physics (India) It is now …
VideoFree9 minutes
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Class 11 Physics (India): Center of mass
Sal gives a conceptual understanding of what center of mass means. Class 11 Physics (India) Let's learn, practice, and master topics of cla…
VideoFree10 minutes
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Class 11 Physics (India): What is a function?
Functions assign a single output for each of their inputs. In this video, we see examples of various kinds of functions. Class 11 Physics (…
VideoFree8
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Class 11 Physics (India) - Hindi: Intro to thermal expansion (Hindi)
Things expand on heating, but why? Class 11 Physics (India) - Hindi To help students who prefer to learn by watching Hindi videos, we've cr…
VideoFree9
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Class 12 Physics (India): Extrinsic semiconductors P-type
In this video, we will explore the P-type semiconductors. Class 12 Physics (India) It is now time to dive deeper into the world of physics …
VideoFree10
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Physics: Magnet near compass
Exploring the effect of a permanent magnet on compass. What is going on? Physics Learn about the basic principles that govern the physical …
VideoFree1 minute
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Class 12 Physics (India): Introduction to circuits and Ohm's law
Introduction to electricity, circuits, current, and resistance Class 12 Physics (India) It is now time to dive deeper into the world of phy…
VideoFree10 minutes