PreparED Study Materials
Notes
Videos
Tree Clearance for Longest Hole-in-One Shot
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the perfect golf shot! We calculate the height of the tallest tree a golf ball must clear to achieve the longest possible hole-in-one. Explore the physics and precision of golf's ultimate achievement.
Spherical Capacitor: Calculating Capacitance and Plate Area
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the concept of capacitance in a spherical capacitor and learn how to calculate it. Discover how to find the plate area for a parallel-plate capacitor with the same capacitance and separation.
Electric Force Between Spheres Doubled Separation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
In this enlightening video, we unravel the mysteries of electric charges and forces. Discover the fascinating concept of how the separation between two identical tiny spheres, each carrying the same electric charge, influences the force they exert on each other. Will the force double, become one-quarter as large, or remain unchanged? Join us to explore the intriguing world of electrostatics and the principles that govern electric interactions.
Gymnast's Forces: Ring Hold and Floor Support
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Join us as we explore the dynamic world of gymnastics and the forces at play. In this video, we analyze a gymnast's routine on the rings, calculating the forces involved. Learn how the gymnast's body interacts with the rings and the floor, and discover how changes in arm angles affect the forces. Dive into the physics of human movement and gymnastics.
Angle Conversion: Radians to Degrees and Degrees to Radians
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Learn how to convert between radians and degrees for various angle measurements, expanding your understanding of angular units.
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:
full solution
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.
