PreparED Study Materials
Notes
Videos
Car Spring Oscillations: Frequency When Driving Over Bumps Explained!
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the math behind car spring oscillations when driving over bumps. Understand how a car's weight and driver affect the spring constant and resulting frequency. Grasp the interplay of forces and how they dictate harmonic motion.
Physics of Bouncing: Calculating Velocity & Energy Conservation Explor
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover how energy conservation principles determine the velocity of a bouncing ball. Relate the ball's height and its potential and kinetic energies. Understand the velocity change upon impact and rebound.
hysics of a Coin Drop in an Ascending Elevator
Want To Learn More? To watch the entire video and ALL of the videos in the series:
In an elevator ascending, an occupant drops a coin, which accelerates at a different rate than expected. This reveals the elevator's own acceleration towards the Earth. By analyzing forces and tensions, we determine the cable's tension to be 16000 N.
Virtual and Real Images of a Cat Facing a Converging Lens
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the fascinating optical phenomena involving a cat, a converging lens, and the creation of virtual and real images.
Understanding L-C Circuit Dynamics: Voltage Current & Energy Analysis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the intricate dynamics of an L-C circuit as we analyze voltage current and energy transitions between a 60.0 millihenry inductor and a 250 microfarad capacitor. Understand the principles of energy transfer and storage in this system. Uncover key insights from calculations on capacitor charges and inductor energies at specific circuit conditions.
Flashlight Bulb Power and Battery Terminal Voltage
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Illuminate the science of flashlight power! In this video, we explore how a 6V bulb is powered by a 3V battery with an internal resistance. We calculate the power dissipation of the bulb and the terminal voltage of the battery, unraveling the physics of electrical circuits.