PreparED Study Materials
Notes
Study Guides
Videos
Solving Acceleration & Deceleration Queries for a Commuter Train Expla
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the physics of a light-rail commuter train's motion. Understand how to calculate times for acceleration and deceleration using the equations of motion. Dive into the concept of emergency deceleration and its implications.
Optimizing Launch Tube Acceleration for Maximum Points
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover how to optimize the launch tube acceleration to achieve the maximum height and earn the most points in your laboratory experiment.
Coherence of Light Sources: Pairs Examined
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the fascinating world of light coherence! In this video, we examine various pairs of light sources to determine their coherence. From candles to reflections in mirrors and soap films, we unravel the concept of coherent light sources.
Calculating Forces & Work for 330-kg Piano on 28° Incline
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
In this video we break down a complex physics problem about a 330-kg piano sliding down a 28° incline while a man resists its motion. We meticulously calculate the force exerted by the man work done by various forces including friction and gravity and the net work done on the piano.
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.
Comparing Rug Dimensions and Area: The Relationship
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Step into the showroom as we explore the intriguing connection between rug dimensions and area. Learn whether a rug being twice as long as another implies its area is also doubled. Join us for a comprehensive explanation of this geometric concept.







