PreparED Study Materials
Notes
Videos
Electric Field and Conductors: Point Charge Effects
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Explore the intriguing interplay of electric fields and conductors in this video. We examine how the presence of a point charge inside or outside a conductor affects the electric field. Join us to unravel the principles of electrostatics.
Models in Relativity and Quantum Mechanics: An Explanation
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Discover the significance of models in the fascinating realms of relativity and quantum mechanics, where conditions defy our everyday experience. Explore the concept of a model and its role in understanding these complex theories.
Geosynchronous Satellite Speed and Acceleration
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Explore the fascinating world of geosynchronous satellites in this video. Learn how these communication satellites are strategically placed in circular orbits, staying directly over fixed points on the Earth's equator as our planet rotates. We delve into the physics behind these orbits, calculating the speed and acceleration of a satellite in geosynchronous orbit, using the Earth's radius and altitude as reference. Gain a deeper understanding of the science that enables global communications.
Tennis Ball Momentum and Change in Direction
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Explore the physics of a tennis ball hitting a wall and its momentum changes. Learn about the original momentum, changes, and the concept of reference objects in this engaging video.
Virtual and Real Images of a Cat Facing a Converging Lens
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Explore the fascinating optical phenomena involving a cat, a converging lens, and the creation of virtual and real images.
Calculating Object and Oil Density through Buoyancy
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Dive into the world of buoyancy and density in this video! We explore how an object's weight changes when immersed in water and oil. Join us to calculate the density of the object and the oil, unraveling the principles of fluid dynamics and buoyant forces.